Home / 55,551,627.65-83,339,142.09-21,007,264.71

Finding the Fourth Proportional to 55,551,627.65, 83,339,142.09 and 21,007,264.71

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Solution

The fourth proportional to 55,551,627.65, 83,339,142.09 and 21,007,264.71 is: 31,515,321.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551,627.65 : 83,339,142.09 = 21,007,264.71 : x
  2. Step 2: Convert to fraction form
    55,551,627.65/83,339,142.09 = 21,007,264.71/x
  3. Step 3: Cross multiply
    55,551,627.65x = 83,339,142.09 × 21,007,264.71
  4. Step 4: Simplify right side
    55,551,627.65x = 1,750,727,418,588,932.75
  5. Step 5: Solve for x
    x = 1,750,727,418,588,932.75/55,551,627.65
  6. Step 6: Final answer
    x = 31,515,321.74

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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.