Home / 9,072,212.70-13,608,319.05-5,712,980.70

Finding the Fourth Proportional to 9,072,212.70, 13,608,319.05 and 5,712,980.70

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Solution

The fourth proportional to 9,072,212.70, 13,608,319.05 and 5,712,980.70 is: 8,569,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,212.70 : 13,608,319.05 = 5,712,980.70 : x
  2. Step 2: Convert to fraction form
    9,072,212.70/13,608,319.05 = 5,712,980.70/x
  3. Step 3: Cross multiply
    9,072,212.70x = 13,608,319.05 × 5,712,980.70
  4. Step 4: Simplify right side
    9,072,212.70x = 77,744,064,092,092.34
  5. Step 5: Solve for x
    x = 77,744,064,092,092.34/9,072,212.70
  6. Step 6: Final answer
    x = 8,569,471.05

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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.