Home / 16,687,128.42-25,026,765.75-9,403,763.94

Finding the Fourth Proportional to 16,687,128.42, 25,026,765.75 and 9,403,763.94

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Solution

The fourth proportional to 16,687,128.42, 25,026,765.75 and 9,403,763.94 is: 14,103,432.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687,128.42 : 25,026,765.75 = 9,403,763.94 : x
  2. Step 2: Convert to fraction form
    16,687,128.42/25,026,765.75 = 9,403,763.94/x
  3. Step 3: Cross multiply
    16,687,128.42x = 25,026,765.75 × 9,403,763.94
  4. Step 4: Simplify right side
    16,687,128.42x = 235,345,797,294,677.03
  5. Step 5: Solve for x
    x = 235,345,797,294,677.03/16,687,128.42
  6. Step 6: Final answer
    x = 14,103,432.98

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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.