Home / 15,948,008.80-23,922,013.20-7,429,206.40

Finding the Fourth Proportional to 15,948,008.80, 23,922,013.20 and 7,429,206.40

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Solution

The fourth proportional to 15,948,008.80, 23,922,013.20 and 7,429,206.40 is: 11,143,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948,008.80 : 23,922,013.20 = 7,429,206.40 : x
  2. Step 2: Convert to fraction form
    15,948,008.80/23,922,013.20 = 7,429,206.40/x
  3. Step 3: Cross multiply
    15,948,008.80x = 23,922,013.20 × 7,429,206.40
  4. Step 4: Simplify right side
    15,948,008.80x = 177,721,573,566,324.47
  5. Step 5: Solve for x
    x = 177,721,573,566,324.47/15,948,008.80
  6. Step 6: Final answer
    x = 11,143,809.60

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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.