Home / 6,551,551.20-9,036,327.42-4,342,418.76

Finding the Fourth Proportional to 6,551,551.20, 9,036,327.42 and 4,342,418.76

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Solution

The fourth proportional to 6,551,551.20, 9,036,327.42 and 4,342,418.76 is: 5,989,347.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,551.20 : 9,036,327.42 = 4,342,418.76 : x
  2. Step 2: Convert to fraction form
    6,551,551.20/9,036,327.42 = 4,342,418.76/x
  3. Step 3: Cross multiply
    6,551,551.20x = 9,036,327.42 × 4,342,418.76
  4. Step 4: Simplify right side
    6,551,551.20x = 39,239,517,710,110.40
  5. Step 5: Solve for x
    x = 39,239,517,710,110.40/6,551,551.20
  6. Step 6: Final answer
    x = 5,989,347.64

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.