Home / 28,163,776.60-42,272,910.06-13,600,903.24

Finding the Fourth Proportional to 28,163,776.60, 42,272,910.06 and 13,600,903.24

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Solution

The fourth proportional to 28,163,776.60, 42,272,910.06 and 13,600,903.24 is: 20,414,512.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,163,776.60 : 42,272,910.06 = 13,600,903.24 : x
  2. Step 2: Convert to fraction form
    28,163,776.60/42,272,910.06 = 13,600,903.24/x
  3. Step 3: Cross multiply
    28,163,776.60x = 42,272,910.06 × 13,600,903.24
  4. Step 4: Simplify right side
    28,163,776.60x = 574,949,759,399,282.62
  5. Step 5: Solve for x
    x = 574,949,759,399,282.62/28,163,776.60
  6. Step 6: Final answer
    x = 20,414,512.14

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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.