Home / 52,077,700.66-78,119,798.91-13,739,251.54

Finding the Fourth Proportional to 52,077,700.66, 78,119,798.91 and 13,739,251.54

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Solution

The fourth proportional to 52,077,700.66, 78,119,798.91 and 13,739,251.54 is: 20,609,734.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077,700.66 : 78,119,798.91 = 13,739,251.54 : x
  2. Step 2: Convert to fraction form
    52,077,700.66/78,119,798.91 = 13,739,251.54/x
  3. Step 3: Cross multiply
    52,077,700.66x = 78,119,798.91 × 13,739,251.54
  4. Step 4: Simplify right side
    52,077,700.66x = 1,073,307,567,478,707.75
  5. Step 5: Solve for x
    x = 1,073,307,567,478,707.75/52,077,700.66
  6. Step 6: Final answer
    x = 20,609,734.18

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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.