Home / 27,459,711.75-37,894,402.31-15,238,535.43

Finding the Fourth Proportional to 27,459,711.75, 37,894,402.31 and 15,238,535.43

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Solution

The fourth proportional to 27,459,711.75, 37,894,402.31 and 15,238,535.43 is: 21,029,178.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459,711.75 : 37,894,402.31 = 15,238,535.43 : x
  2. Step 2: Convert to fraction form
    27,459,711.75/37,894,402.31 = 15,238,535.43/x
  3. Step 3: Cross multiply
    27,459,711.75x = 37,894,402.31 × 15,238,535.43
  4. Step 4: Simplify right side
    27,459,711.75x = 577,455,192,123,416.12
  5. Step 5: Solve for x
    x = 577,455,192,123,416.12/27,459,711.75
  6. Step 6: Final answer
    x = 21,029,178.94

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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.