Home / 56,766,808.88-78,372,225.84-37,221,792.80

Finding the Fourth Proportional to 56,766,808.88, 78,372,225.84 and 37,221,792.80

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Solution

The fourth proportional to 56,766,808.88, 78,372,225.84 and 37,221,792.80 is: 51,388,387.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,766,808.88 : 78,372,225.84 = 37,221,792.80 : x
  2. Step 2: Convert to fraction form
    56,766,808.88/78,372,225.84 = 37,221,792.80/x
  3. Step 3: Cross multiply
    56,766,808.88x = 78,372,225.84 × 37,221,792.80
  4. Step 4: Simplify right side
    56,766,808.88x = 2,917,154,751,491,286
  5. Step 5: Solve for x
    x = 2,917,154,751,491,286/56,766,808.88
  6. Step 6: Final answer
    x = 51,388,387.14

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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.