Home / 10,368,005.40-15,552,008.10-7,514,731.80

Finding the Fourth Proportional to 10,368,005.40, 15,552,008.10 and 7,514,731.80

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Solution

The fourth proportional to 10,368,005.40, 15,552,008.10 and 7,514,731.80 is: 11,272,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,005.40 : 15,552,008.10 = 7,514,731.80 : x
  2. Step 2: Convert to fraction form
    10,368,005.40/15,552,008.10 = 7,514,731.80/x
  3. Step 3: Cross multiply
    10,368,005.40x = 15,552,008.10 × 7,514,731.80
  4. Step 4: Simplify right side
    10,368,005.40x = 116,869,169,822,927.58
  5. Step 5: Solve for x
    x = 116,869,169,822,927.58/10,368,005.40
  6. Step 6: Final answer
    x = 11,272,097.70

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1.5x scale

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.