Home / 18,877,369.52-26,036,010.05-12,264,089.28

Finding the Fourth Proportional to 18,877,369.52, 26,036,010.05 and 12,264,089.28

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Solution

The fourth proportional to 18,877,369.52, 26,036,010.05 and 12,264,089.28 is: 16,914,854.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,877,369.52 : 26,036,010.05 = 12,264,089.28 : x
  2. Step 2: Convert to fraction form
    18,877,369.52/26,036,010.05 = 12,264,089.28/x
  3. Step 3: Cross multiply
    18,877,369.52x = 26,036,010.05 × 12,264,089.28
  4. Step 4: Simplify right side
    18,877,369.52x = 319,307,951,748,177.25
  5. Step 5: Solve for x
    x = 319,307,951,748,177.25/18,877,369.52
  6. Step 6: Final answer
    x = 16,914,854.13

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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.