Home / 30,241,427.70-45,362,141.55-17,486,843.70

Finding the Fourth Proportional to 30,241,427.70, 45,362,141.55 and 17,486,843.70

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Solution

The fourth proportional to 30,241,427.70, 45,362,141.55 and 17,486,843.70 is: 26,230,265.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,427.70 : 45,362,141.55 = 17,486,843.70 : x
  2. Step 2: Convert to fraction form
    30,241,427.70/45,362,141.55 = 17,486,843.70/x
  3. Step 3: Cross multiply
    30,241,427.70x = 45,362,141.55 × 17,486,843.70
  4. Step 4: Simplify right side
    30,241,427.70x = 793,240,679,182,125.62
  5. Step 5: Solve for x
    x = 793,240,679,182,125.62/30,241,427.70
  6. Step 6: Final answer
    x = 26,230,265.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.