Home / 15,705,929.30-23,576,608.65-12,127,559.90

Finding the Fourth Proportional to 15,705,929.30, 23,576,608.65 and 12,127,559.90

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Solution

The fourth proportional to 15,705,929.30, 23,576,608.65 and 12,127,559.90 is: 18,205,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,705,929.30 : 23,576,608.65 = 12,127,559.90 : x
  2. Step 2: Convert to fraction form
    15,705,929.30/23,576,608.65 = 12,127,559.90/x
  3. Step 3: Cross multiply
    15,705,929.30x = 23,576,608.65 × 12,127,559.90
  4. Step 4: Simplify right side
    15,705,929.30x = 285,926,733,641,733.12
  5. Step 5: Solve for x
    x = 285,926,733,641,733.12/15,705,929.30
  6. Step 6: Final answer
    x = 18,205,018.51

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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.