Home / 9,128,761.50-12,598,084.67-5,054,380.50

Finding the Fourth Proportional to 9,128,761.50, 12,598,084.67 and 5,054,380.50

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Solution

The fourth proportional to 9,128,761.50, 12,598,084.67 and 5,054,380.50 is: 6,975,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,761.50 : 12,598,084.67 = 5,054,380.50 : x
  2. Step 2: Convert to fraction form
    9,128,761.50/12,598,084.67 = 5,054,380.50/x
  3. Step 3: Cross multiply
    9,128,761.50x = 12,598,084.67 × 5,054,380.50
  4. Step 4: Simplify right side
    9,128,761.50x = 63,675,513,468,125.03
  5. Step 5: Solve for x
    x = 63,675,513,468,125.03/9,128,761.50
  6. Step 6: Final answer
    x = 6,975,263.13

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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.