Home / 12,291,444.30-18,437,166.45-5,914,152.30

Finding the Fourth Proportional to 12,291,444.30, 18,437,166.45 and 5,914,152.30

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Solution

The fourth proportional to 12,291,444.30, 18,437,166.45 and 5,914,152.30 is: 8,871,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,444.30 : 18,437,166.45 = 5,914,152.30 : x
  2. Step 2: Convert to fraction form
    12,291,444.30/18,437,166.45 = 5,914,152.30/x
  3. Step 3: Cross multiply
    12,291,444.30x = 18,437,166.45 × 5,914,152.30
  4. Step 4: Simplify right side
    12,291,444.30x = 109,040,210,365,750.33
  5. Step 5: Solve for x
    x = 109,040,210,365,750.33/12,291,444.30
  6. Step 6: Final answer
    x = 8,871,228.45

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Double scale
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Similar ratio
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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.