Home / 43,182,221.76-64,784,677.02-15,518,932.28

Finding the Fourth Proportional to 43,182,221.76, 64,784,677.02 and 15,518,932.28

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Solution

The fourth proportional to 43,182,221.76, 64,784,677.02 and 15,518,932.28 is: 23,282,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,182,221.76 : 64,784,677.02 = 15,518,932.28 : x
  2. Step 2: Convert to fraction form
    43,182,221.76/64,784,677.02 = 15,518,932.28/x
  3. Step 3: Cross multiply
    43,182,221.76x = 64,784,677.02 × 15,518,932.28
  4. Step 4: Simplify right side
    43,182,221.76x = 1,005,389,015,455,052.25
  5. Step 5: Solve for x
    x = 1,005,389,015,455,052.25/43,182,221.76
  6. Step 6: Final answer
    x = 23,282,475.39

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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.