Home / 15,464,001.60-21,340,586.52-8,494,972.80

Finding the Fourth Proportional to 15,464,001.60, 21,340,586.52 and 8,494,972.80

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Solution

The fourth proportional to 15,464,001.60, 21,340,586.52 and 8,494,972.80 is: 11,723,207.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,464,001.60 : 21,340,586.52 = 8,494,972.80 : x
  2. Step 2: Convert to fraction form
    15,464,001.60/21,340,586.52 = 8,494,972.80/x
  3. Step 3: Cross multiply
    15,464,001.60x = 21,340,586.52 × 8,494,972.80
  4. Step 4: Simplify right side
    15,464,001.60x = 181,287,702,023,446.66
  5. Step 5: Solve for x
    x = 181,287,702,023,446.66/15,464,001.60
  6. Step 6: Final answer
    x = 11,723,207.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.