Home / 52,704,277.20-79,056,415.80-20,357,672.40

Finding the Fourth Proportional to 52,704,277.20, 79,056,415.80 and 20,357,672.40

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Solution

The fourth proportional to 52,704,277.20, 79,056,415.80 and 20,357,672.40 is: 30,536,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,704,277.20 : 79,056,415.80 = 20,357,672.40 : x
  2. Step 2: Convert to fraction form
    52,704,277.20/79,056,415.80 = 20,357,672.40/x
  3. Step 3: Cross multiply
    52,704,277.20x = 79,056,415.80 × 20,357,672.40
  4. Step 4: Simplify right side
    52,704,277.20x = 1,609,404,613,974,583.75
  5. Step 5: Solve for x
    x = 1,609,404,613,974,583.75/52,704,277.20
  6. Step 6: Final answer
    x = 30,536,508.60

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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.