Home / 71,527,659.60-98,710,284.96-50,657,031.12

Finding the Fourth Proportional to 71,527,659.60, 98,710,284.96 and 50,657,031.12

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Solution

The fourth proportional to 71,527,659.60, 98,710,284.96 and 50,657,031.12 is: 69,908,200.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,527,659.60 : 98,710,284.96 = 50,657,031.12 : x
  2. Step 2: Convert to fraction form
    71,527,659.60/98,710,284.96 = 50,657,031.12/x
  3. Step 3: Cross multiply
    71,527,659.60x = 98,710,284.96 × 50,657,031.12
  4. Step 4: Simplify right side
    71,527,659.60x = 5,000,369,977,082,787
  5. Step 5: Solve for x
    x = 5,000,369,977,082,787/71,527,659.60
  6. Step 6: Final answer
    x = 69,908,200.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.