Home / 52,330,919.96-78,490,198.02-13,995,405.20

Finding the Fourth Proportional to 52,330,919.96, 78,490,198.02 and 13,995,405.20

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Solution

The fourth proportional to 52,330,919.96, 78,490,198.02 and 13,995,405.20 is: 20,991,454.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,330,919.96 : 78,490,198.02 = 13,995,405.20 : x
  2. Step 2: Convert to fraction form
    52,330,919.96/78,490,198.02 = 13,995,405.20/x
  3. Step 3: Cross multiply
    52,330,919.96x = 78,490,198.02 × 13,995,405.20
  4. Step 4: Simplify right side
    52,330,919.96x = 1,098,502,125,518,137.62
  5. Step 5: Solve for x
    x = 1,098,502,125,518,137.62/52,330,919.96
  6. Step 6: Final answer
    x = 20,991,454.50

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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.