Home / 52,077,484.86-78,119,475-13,739,035.87

Finding the Fourth Proportional to 52,077,484.86, 78,119,475 and 13,739,035.87

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Solution

The fourth proportional to 52,077,484.86, 78,119,475 and 13,739,035.87 is: 20,609,410.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077,484.86 : 78,119,475 = 13,739,035.87 : x
  2. Step 2: Convert to fraction form
    52,077,484.86/78,119,475 = 13,739,035.87/x
  3. Step 3: Cross multiply
    52,077,484.86x = 78,119,475 × 13,739,035.87
  4. Step 4: Simplify right side
    52,077,484.86x = 1,073,286,269,170,568.12
  5. Step 5: Solve for x
    x = 1,073,286,269,170,568.12/52,077,484.86
  6. Step 6: Final answer
    x = 20,609,410.61

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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.