Home / 27,648,110.60-41,472,165.90-20,780,347.40

Finding the Fourth Proportional to 27,648,110.60, 41,472,165.90 and 20,780,347.40

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Solution

The fourth proportional to 27,648,110.60, 41,472,165.90 and 20,780,347.40 is: 31,170,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648,110.60 : 41,472,165.90 = 20,780,347.40 : x
  2. Step 2: Convert to fraction form
    27,648,110.60/41,472,165.90 = 20,780,347.40/x
  3. Step 3: Cross multiply
    27,648,110.60x = 41,472,165.90 × 20,780,347.40
  4. Step 4: Simplify right side
    27,648,110.60x = 861,806,014,832,433.62
  5. Step 5: Solve for x
    x = 861,806,014,832,433.62/27,648,110.60
  6. Step 6: Final answer
    x = 31,170,521.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.