Home / 52,124,182.12-71,931,380.22-28,919,253.72

Finding the Fourth Proportional to 52,124,182.12, 71,931,380.22 and 28,919,253.72

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Solution

The fourth proportional to 52,124,182.12, 71,931,380.22 and 28,919,253.72 is: 39,908,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,124,182.12 : 71,931,380.22 = 28,919,253.72 : x
  2. Step 2: Convert to fraction form
    52,124,182.12/71,931,380.22 = 28,919,253.72/x
  3. Step 3: Cross multiply
    52,124,182.12x = 71,931,380.22 × 28,919,253.72
  4. Step 4: Simplify right side
    52,124,182.12x = 2,080,201,834,867,373.25
  5. Step 5: Solve for x
    x = 2,080,201,834,867,373.25/52,124,182.12
  6. Step 6: Final answer
    x = 39,908,575.07

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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.