Home / 49,908,053.80-74,862,080.70-12,085,589.80

Finding the Fourth Proportional to 49,908,053.80, 74,862,080.70 and 12,085,589.80

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Solution

The fourth proportional to 49,908,053.80, 74,862,080.70 and 12,085,589.80 is: 18,128,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,908,053.80 : 74,862,080.70 = 12,085,589.80 : x
  2. Step 2: Convert to fraction form
    49,908,053.80/74,862,080.70 = 12,085,589.80/x
  3. Step 3: Cross multiply
    49,908,053.80x = 74,862,080.70 × 12,085,589.80
  4. Step 4: Simplify right side
    49,908,053.80x = 904,752,398,914,697
  5. Step 5: Solve for x
    x = 904,752,398,914,697/49,908,053.80
  6. Step 6: Final answer
    x = 18,128,384.70

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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.