Home / 49,775,785.80-74,663,678.70-15,707,574.60

Finding the Fourth Proportional to 49,775,785.80, 74,663,678.70 and 15,707,574.60

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Solution

The fourth proportional to 49,775,785.80, 74,663,678.70 and 15,707,574.60 is: 23,561,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,775,785.80 : 74,663,678.70 = 15,707,574.60 : x
  2. Step 2: Convert to fraction form
    49,775,785.80/74,663,678.70 = 15,707,574.60/x
  3. Step 3: Cross multiply
    49,775,785.80x = 74,663,678.70 × 15,707,574.60
  4. Step 4: Simplify right side
    49,775,785.80x = 1,172,785,303,090,681
  5. Step 5: Solve for x
    x = 1,172,785,303,090,681/49,775,785.80
  6. Step 6: Final answer
    x = 23,561,361.90

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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.