Home / 15,454,953.70-23,182,430.55-13,565,385.70

Finding the Fourth Proportional to 15,454,953.70, 23,182,430.55 and 13,565,385.70

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Solution

The fourth proportional to 15,454,953.70, 23,182,430.55 and 13,565,385.70 is: 20,348,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454,953.70 : 23,182,430.55 = 13,565,385.70 : x
  2. Step 2: Convert to fraction form
    15,454,953.70/23,182,430.55 = 13,565,385.70/x
  3. Step 3: Cross multiply
    15,454,953.70x = 23,182,430.55 × 13,565,385.70
  4. Step 4: Simplify right side
    15,454,953.70x = 314,478,611,874,213.12
  5. Step 5: Solve for x
    x = 314,478,611,874,213.12/15,454,953.70
  6. Step 6: Final answer
    x = 20,348,078.55

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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.