Home / 15,071,061.83-20,797,437.29-8,545,132.80

Finding the Fourth Proportional to 15,071,061.83, 20,797,437.29 and 8,545,132.80

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Solution

The fourth proportional to 15,071,061.83, 20,797,437.29 and 8,545,132.80 is: 11,791,927.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071,061.83 : 20,797,437.29 = 8,545,132.80 : x
  2. Step 2: Convert to fraction form
    15,071,061.83/20,797,437.29 = 8,545,132.80/x
  3. Step 3: Cross multiply
    15,071,061.83x = 20,797,437.29 × 8,545,132.80
  4. Step 4: Simplify right side
    15,071,061.83x = 177,716,863,499,996.47
  5. Step 5: Solve for x
    x = 177,716,863,499,996.47/15,071,061.83
  6. Step 6: Final answer
    x = 11,791,927.18

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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.