Home / 10,521,096.02-15,786,190.50-5,657,718.18

Finding the Fourth Proportional to 10,521,096.02, 15,786,190.50 and 5,657,718.18

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Solution

The fourth proportional to 10,521,096.02, 15,786,190.50 and 5,657,718.18 is: 8,489,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521,096.02 : 15,786,190.50 = 5,657,718.18 : x
  2. Step 2: Convert to fraction form
    10,521,096.02/15,786,190.50 = 5,657,718.18/x
  3. Step 3: Cross multiply
    10,521,096.02x = 15,786,190.50 × 5,657,718.18
  4. Step 4: Simplify right side
    10,521,096.02x = 89,313,816,984,793.28
  5. Step 5: Solve for x
    x = 89,313,816,984,793.28/10,521,096.02
  6. Step 6: Final answer
    x = 8,489,022.13

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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.