Home / 27,218,472.40-40,827,708.60-10,175,618.80

Finding the Fourth Proportional to 27,218,472.40, 40,827,708.60 and 10,175,618.80

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Solution

The fourth proportional to 27,218,472.40, 40,827,708.60 and 10,175,618.80 is: 15,263,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,472.40 : 40,827,708.60 = 10,175,618.80 : x
  2. Step 2: Convert to fraction form
    27,218,472.40/40,827,708.60 = 10,175,618.80/x
  3. Step 3: Cross multiply
    27,218,472.40x = 40,827,708.60 × 10,175,618.80
  4. Step 4: Simplify right side
    27,218,472.40x = 415,447,199,191,081.75
  5. Step 5: Solve for x
    x = 415,447,199,191,081.75/27,218,472.40
  6. Step 6: Final answer
    x = 15,263,428.20

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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.