Home / 42,817,052.79-64,211,184.27-15,517,631.30

Finding the Fourth Proportional to 42,817,052.79, 64,211,184.27 and 15,517,631.30

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Solution

The fourth proportional to 42,817,052.79, 64,211,184.27 and 15,517,631.30 is: 23,271,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,817,052.79 : 64,211,184.27 = 15,517,631.30 : x
  2. Step 2: Convert to fraction form
    42,817,052.79/64,211,184.27 = 15,517,631.30/x
  3. Step 3: Cross multiply
    42,817,052.79x = 64,211,184.27 × 15,517,631.30
  4. Step 4: Simplify right side
    42,817,052.79x = 996,405,482,517,163.75
  5. Step 5: Solve for x
    x = 996,405,482,517,163.75/42,817,052.79
  6. Step 6: Final answer
    x = 23,271,229.98

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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.