Home / 27,781,108.20-41,666,132.70-13,404,148.20

Finding the Fourth Proportional to 27,781,108.20, 41,666,132.70 and 13,404,148.20

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Solution

The fourth proportional to 27,781,108.20, 41,666,132.70 and 13,404,148.20 is: 20,103,554.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,781,108.20 : 41,666,132.70 = 13,404,148.20 : x
  2. Step 2: Convert to fraction form
    27,781,108.20/41,666,132.70 = 13,404,148.20/x
  3. Step 3: Cross multiply
    27,781,108.20x = 41,666,132.70 × 13,404,148.20
  4. Step 4: Simplify right side
    27,781,108.20x = 558,499,017,631,666.12
  5. Step 5: Solve for x
    x = 558,499,017,631,666.12/27,781,108.20
  6. Step 6: Final answer
    x = 20,103,554.32

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1.5x scale

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.