Home / 25,366,647.20-38,021,977.20-14,015,242.40

Finding the Fourth Proportional to 25,366,647.20, 38,021,977.20 and 14,015,242.40

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Solution

The fourth proportional to 25,366,647.20, 38,021,977.20 and 14,015,242.40 is: 21,007,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,366,647.20 : 38,021,977.20 = 14,015,242.40 : x
  2. Step 2: Convert to fraction form
    25,366,647.20/38,021,977.20 = 14,015,242.40/x
  3. Step 3: Cross multiply
    25,366,647.20x = 38,021,977.20 × 14,015,242.40
  4. Step 4: Simplify right side
    25,366,647.20x = 532,887,226,985,273.31
  5. Step 5: Solve for x
    x = 532,887,226,985,273.31/25,366,647.20
  6. Step 6: Final answer
    x = 21,007,396.95

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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.