Home / 56,766,797.35-78,372,210-37,221,781.21

Finding the Fourth Proportional to 56,766,797.35, 78,372,210 and 37,221,781.21

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Solution

The fourth proportional to 56,766,797.35, 78,372,210 and 37,221,781.21 is: 51,388,371.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,766,797.35 : 78,372,210 = 37,221,781.21 : x
  2. Step 2: Convert to fraction form
    56,766,797.35/78,372,210 = 37,221,781.21/x
  3. Step 3: Cross multiply
    56,766,797.35x = 78,372,210 × 37,221,781.21
  4. Step 4: Simplify right side
    56,766,797.35x = 2,917,153,253,564,174
  5. Step 5: Solve for x
    x = 2,917,153,253,564,174/56,766,797.35
  6. Step 6: Final answer
    x = 51,388,371.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.