Home / 56,407,128.65-77,813,188.07-36,839,471.03

Finding the Fourth Proportional to 56,407,128.65, 77,813,188.07 and 36,839,471.03

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Solution

The fourth proportional to 56,407,128.65, 77,813,188.07 and 36,839,471.03 is: 50,819,759.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,407,128.65 : 77,813,188.07 = 36,839,471.03 : x
  2. Step 2: Convert to fraction form
    56,407,128.65/77,813,188.07 = 36,839,471.03/x
  3. Step 3: Cross multiply
    56,407,128.65x = 77,813,188.07 × 36,839,471.03
  4. Step 4: Simplify right side
    56,407,128.65x = 2,866,596,687,083,443
  5. Step 5: Solve for x
    x = 2,866,596,687,083,443/56,407,128.65
  6. Step 6: Final answer
    x = 50,819,759.06

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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.