Home / 9,528,470.98-13,149,373.17-5,177,557.20

Finding the Fourth Proportional to 9,528,470.98, 13,149,373.17 and 5,177,557.20

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Solution

The fourth proportional to 9,528,470.98, 13,149,373.17 and 5,177,557.20 is: 7,145,074.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528,470.98 : 13,149,373.17 = 5,177,557.20 : x
  2. Step 2: Convert to fraction form
    9,528,470.98/13,149,373.17 = 5,177,557.20/x
  3. Step 3: Cross multiply
    9,528,470.98x = 13,149,373.17 × 5,177,557.20
  4. Step 4: Simplify right side
    9,528,470.98x = 68,081,631,731,820.33
  5. Step 5: Solve for x
    x = 68,081,631,731,820.33/9,528,470.98
  6. Step 6: Final answer
    x = 7,145,074.15

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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.