Home / 10,368,590.60-15,545,109.90-5,323,521.80

Finding the Fourth Proportional to 10,368,590.60, 15,545,109.90 and 5,323,521.80

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Solution

The fourth proportional to 10,368,590.60, 15,545,109.90 and 5,323,521.80 is: 7,981,290.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,590.60 : 15,545,109.90 = 5,323,521.80 : x
  2. Step 2: Convert to fraction form
    10,368,590.60/15,545,109.90 = 5,323,521.80/x
  3. Step 3: Cross multiply
    10,368,590.60x = 15,545,109.90 × 5,323,521.80
  4. Step 4: Simplify right side
    10,368,590.60x = 82,754,731,436,045.81
  5. Step 5: Solve for x
    x = 82,754,731,436,045.81/10,368,590.60
  6. Step 6: Final answer
    x = 7,981,290.29

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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.