Home / 18,655,301.04-25,755,239.16-12,227,970.48

Finding the Fourth Proportional to 18,655,301.04, 25,755,239.16 and 12,227,970.48

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Solution

The fourth proportional to 18,655,301.04, 25,755,239.16 and 12,227,970.48 is: 16,881,759.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,655,301.04 : 25,755,239.16 = 12,227,970.48 : x
  2. Step 2: Convert to fraction form
    18,655,301.04/25,755,239.16 = 12,227,970.48/x
  3. Step 3: Cross multiply
    18,655,301.04x = 25,755,239.16 × 12,227,970.48
  4. Step 4: Simplify right side
    18,655,301.04x = 314,934,304,153,820
  5. Step 5: Solve for x
    x = 314,934,304,153,820/18,655,301.04
  6. Step 6: Final answer
    x = 16,881,759.42

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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.