Home / 5,432,711.21-7,497,201.15-2,985,322.89

Finding the Fourth Proportional to 5,432,711.21, 7,497,201.15 and 2,985,322.89

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Solution

The fourth proportional to 5,432,711.21, 7,497,201.15 and 2,985,322.89 is: 4,119,778.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,711.21 : 7,497,201.15 = 2,985,322.89 : x
  2. Step 2: Convert to fraction form
    5,432,711.21/7,497,201.15 = 2,985,322.89/x
  3. Step 3: Cross multiply
    5,432,711.21x = 7,497,201.15 × 2,985,322.89
  4. Step 4: Simplify right side
    5,432,711.21x = 22,381,566,189,102.71
  5. Step 5: Solve for x
    x = 22,381,566,189,102.71/5,432,711.21
  6. Step 6: Final answer
    x = 4,119,778.38

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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.