Home / 23,132,379.40-34,656,578.70-18,849,358.60

Finding the Fourth Proportional to 23,132,379.40, 34,656,578.70 and 18,849,358.60

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Solution

The fourth proportional to 23,132,379.40, 34,656,578.70 and 18,849,358.60 is: 28,239,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,132,379.40 : 34,656,578.70 = 18,849,358.60 : x
  2. Step 2: Convert to fraction form
    23,132,379.40/34,656,578.70 = 18,849,358.60/x
  3. Step 3: Cross multiply
    23,132,379.40x = 34,656,578.70 × 18,849,358.60
  4. Step 4: Simplify right side
    23,132,379.40x = 653,254,279,765,421.88
  5. Step 5: Solve for x
    x = 653,254,279,765,421.88/23,132,379.40
  6. Step 6: Final answer
    x = 28,239,822.13

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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.