Home / 25,278,196.28-34,750,000.74-21,732,932.10

Finding the Fourth Proportional to 25,278,196.28, 34,750,000.74 and 21,732,932.10

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Solution

The fourth proportional to 25,278,196.28, 34,750,000.74 and 21,732,932.10 is: 29,876,317.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,278,196.28 : 34,750,000.74 = 21,732,932.10 : x
  2. Step 2: Convert to fraction form
    25,278,196.28/34,750,000.74 = 21,732,932.10/x
  3. Step 3: Cross multiply
    25,278,196.28x = 34,750,000.74 × 21,732,932.10
  4. Step 4: Simplify right side
    25,278,196.28x = 755,219,406,769,180.75
  5. Step 5: Solve for x
    x = 755,219,406,769,180.75/25,278,196.28
  6. Step 6: Final answer
    x = 29,876,317.07

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.