Home / 31,688,045.20-47,532,067.80-14,681,933.20

Finding the Fourth Proportional to 31,688,045.20, 47,532,067.80 and 14,681,933.20

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Solution

The fourth proportional to 31,688,045.20, 47,532,067.80 and 14,681,933.20 is: 22,022,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,688,045.20 : 47,532,067.80 = 14,681,933.20 : x
  2. Step 2: Convert to fraction form
    31,688,045.20/47,532,067.80 = 14,681,933.20/x
  3. Step 3: Cross multiply
    31,688,045.20x = 47,532,067.80 × 14,681,933.20
  4. Step 4: Simplify right side
    31,688,045.20x = 697,862,644,297,470.88
  5. Step 5: Solve for x
    x = 697,862,644,297,470.88/31,688,045.20
  6. Step 6: Final answer
    x = 22,022,899.80

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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.