Home / 66,008,798.56-99,013,681.72-25,057,201.70

Finding the Fourth Proportional to 66,008,798.56, 99,013,681.72 and 25,057,201.70

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Solution

The fourth proportional to 66,008,798.56, 99,013,681.72 and 25,057,201.70 is: 37,585,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,008,798.56 : 99,013,681.72 = 25,057,201.70 : x
  2. Step 2: Convert to fraction form
    66,008,798.56/99,013,681.72 = 25,057,201.70/x
  3. Step 3: Cross multiply
    66,008,798.56x = 99,013,681.72 × 25,057,201.70
  4. Step 4: Simplify right side
    66,008,798.56x = 2,481,005,793,917,643
  5. Step 5: Solve for x
    x = 2,481,005,793,917,643/66,008,798.56
  6. Step 6: Final answer
    x = 37,585,986.23

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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.