Home / 42,580,386.27-63,869,657.21-11,874,146.28

Finding the Fourth Proportional to 42,580,386.27, 63,869,657.21 and 11,874,146.28

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Solution

The fourth proportional to 42,580,386.27, 63,869,657.21 and 11,874,146.28 is: 17,810,962.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,580,386.27 : 63,869,657.21 = 11,874,146.28 : x
  2. Step 2: Convert to fraction form
    42,580,386.27/63,869,657.21 = 11,874,146.28/x
  3. Step 3: Cross multiply
    42,580,386.27x = 63,869,657.21 × 11,874,146.28
  4. Step 4: Simplify right side
    42,580,386.27x = 758,397,652,505,625.88
  5. Step 5: Solve for x
    x = 758,397,652,505,625.88/42,580,386.27
  6. Step 6: Final answer
    x = 17,810,962.25

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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.