Home / 10,497,618.80-15,746,428.20-9,170,514.80

Finding the Fourth Proportional to 10,497,618.80, 15,746,428.20 and 9,170,514.80

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Solution

The fourth proportional to 10,497,618.80, 15,746,428.20 and 9,170,514.80 is: 13,755,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497,618.80 : 15,746,428.20 = 9,170,514.80 : x
  2. Step 2: Convert to fraction form
    10,497,618.80/15,746,428.20 = 9,170,514.80/x
  3. Step 3: Cross multiply
    10,497,618.80x = 15,746,428.20 × 9,170,514.80
  4. Step 4: Simplify right side
    10,497,618.80x = 144,402,852,855,237.38
  5. Step 5: Solve for x
    x = 144,402,852,855,237.38/10,497,618.80
  6. Step 6: Final answer
    x = 13,755,772.20

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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.