Home / 49,687,696.40-74,487,221.40-19,388,512.40

Finding the Fourth Proportional to 49,687,696.40, 74,487,221.40 and 19,388,512.40

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Solution

The fourth proportional to 49,687,696.40, 74,487,221.40 and 19,388,512.40 is: 29,065,473.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,687,696.40 : 74,487,221.40 = 19,388,512.40 : x
  2. Step 2: Convert to fraction form
    49,687,696.40/74,487,221.40 = 19,388,512.40/x
  3. Step 3: Cross multiply
    49,687,696.40x = 74,487,221.40 × 19,388,512.40
  4. Step 4: Simplify right side
    49,687,696.40x = 1,444,196,415,755,445.25
  5. Step 5: Solve for x
    x = 1,444,196,415,755,445.25/49,687,696.40
  6. Step 6: Final answer
    x = 29,065,473.35

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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.