Home / 36,641,155.20-54,961,732.80-12,706,627.20

Finding the Fourth Proportional to 36,641,155.20, 54,961,732.80 and 12,706,627.20

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Solution

The fourth proportional to 36,641,155.20, 54,961,732.80 and 12,706,627.20 is: 19,059,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,641,155.20 : 54,961,732.80 = 12,706,627.20 : x
  2. Step 2: Convert to fraction form
    36,641,155.20/54,961,732.80 = 12,706,627.20/x
  3. Step 3: Cross multiply
    36,641,155.20x = 54,961,732.80 × 12,706,627.20
  4. Step 4: Simplify right side
    36,641,155.20x = 698,378,248,955,612.12
  5. Step 5: Solve for x
    x = 698,378,248,955,612.12/36,641,155.20
  6. Step 6: Final answer
    x = 19,059,940.80

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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.