Home / 18,153,008.88-25,051,156.20-9,893,073.12

Finding the Fourth Proportional to 18,153,008.88, 25,051,156.20 and 9,893,073.12

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Solution

The fourth proportional to 18,153,008.88, 25,051,156.20 and 9,893,073.12 is: 13,652,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,008.88 : 25,051,156.20 = 9,893,073.12 : x
  2. Step 2: Convert to fraction form
    18,153,008.88/25,051,156.20 = 9,893,073.12/x
  3. Step 3: Cross multiply
    18,153,008.88x = 25,051,156.20 × 9,893,073.12
  4. Step 4: Simplify right side
    18,153,008.88x = 247,832,920,027,141.31
  5. Step 5: Solve for x
    x = 247,832,920,027,141.31/18,153,008.88
  6. Step 6: Final answer
    x = 13,652,443.06

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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.