Home / 52,811,648.55-72,878,989.23-29,286,388.98

Finding the Fourth Proportional to 52,811,648.55, 72,878,989.23 and 29,286,388.98

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Solution

The fourth proportional to 52,811,648.55, 72,878,989.23 and 29,286,388.98 is: 40,414,614.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,811,648.55 : 72,878,989.23 = 29,286,388.98 : x
  2. Step 2: Convert to fraction form
    52,811,648.55/72,878,989.23 = 29,286,388.98/x
  3. Step 3: Cross multiply
    52,811,648.55x = 72,878,989.23 × 29,286,388.98
  4. Step 4: Simplify right side
    52,811,648.55x = 2,134,362,427,059,010.75
  5. Step 5: Solve for x
    x = 2,134,362,427,059,010.75/52,811,648.55
  6. Step 6: Final answer
    x = 40,414,614.69

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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.