Home / 20,657,528.70-30,950,863.65-9,851,561.70

Finding the Fourth Proportional to 20,657,528.70, 30,950,863.65 and 9,851,561.70

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Solution

The fourth proportional to 20,657,528.70, 30,950,863.65 and 9,851,561.70 is: 14,760,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,657,528.70 : 30,950,863.65 = 9,851,561.70 : x
  2. Step 2: Convert to fraction form
    20,657,528.70/30,950,863.65 = 9,851,561.70/x
  3. Step 3: Cross multiply
    20,657,528.70x = 30,950,863.65 × 9,851,561.70
  4. Step 4: Simplify right side
    20,657,528.70x = 304,914,342,916,262.19
  5. Step 5: Solve for x
    x = 304,914,342,916,262.19/20,657,528.70
  6. Step 6: Final answer
    x = 14,760,446.29

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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.