Home / 9,072,158.40-13,608,237.60-7,702,221.60

Finding the Fourth Proportional to 9,072,158.40, 13,608,237.60 and 7,702,221.60

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Solution

The fourth proportional to 9,072,158.40, 13,608,237.60 and 7,702,221.60 is: 11,553,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,158.40 : 13,608,237.60 = 7,702,221.60 : x
  2. Step 2: Convert to fraction form
    9,072,158.40/13,608,237.60 = 7,702,221.60/x
  3. Step 3: Cross multiply
    9,072,158.40x = 13,608,237.60 × 7,702,221.60
  4. Step 4: Simplify right side
    9,072,158.40x = 104,813,661,580,652.16
  5. Step 5: Solve for x
    x = 104,813,661,580,652.16/9,072,158.40
  6. Step 6: Final answer
    x = 11,553,332.40

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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.