Home / 52,488,045.20-78,732,067.80-48,023,940.80

Finding the Fourth Proportional to 52,488,045.20, 78,732,067.80 and 48,023,940.80

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Solution

The fourth proportional to 52,488,045.20, 78,732,067.80 and 48,023,940.80 is: 72,035,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,045.20 : 78,732,067.80 = 48,023,940.80 : x
  2. Step 2: Convert to fraction form
    52,488,045.20/78,732,067.80 = 48,023,940.80/x
  3. Step 3: Cross multiply
    52,488,045.20x = 78,732,067.80 × 48,023,940.80
  4. Step 4: Simplify right side
    52,488,045.20x = 3,781,024,163,088,786
  5. Step 5: Solve for x
    x = 3,781,024,163,088,786/52,488,045.20
  6. Step 6: Final answer
    x = 72,035,911.20

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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.