Home / 27,459,711.50-37,894,401.96-15,238,535.18

Finding the Fourth Proportional to 27,459,711.50, 37,894,401.96 and 15,238,535.18

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Solution

The fourth proportional to 27,459,711.50, 37,894,401.96 and 15,238,535.18 is: 21,029,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459,711.50 : 37,894,401.96 = 15,238,535.18 : x
  2. Step 2: Convert to fraction form
    27,459,711.50/37,894,401.96 = 15,238,535.18/x
  3. Step 3: Cross multiply
    27,459,711.50x = 37,894,401.96 × 15,238,535.18
  4. Step 4: Simplify right side
    27,459,711.50x = 577,455,177,392,521
  5. Step 5: Solve for x
    x = 577,455,177,392,521/27,459,711.50
  6. Step 6: Final answer
    x = 21,029,178.60

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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.