Home / 76,774,513.16-115,161,770.28-25,656,532.04

Finding the Fourth Proportional to 76,774,513.16, 115,161,770.28 and 25,656,532.04

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Solution

The fourth proportional to 76,774,513.16, 115,161,770.28 and 25,656,532.04 is: 38,484,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,774,513.16 : 115,161,770.28 = 25,656,532.04 : x
  2. Step 2: Convert to fraction form
    76,774,513.16/115,161,770.28 = 25,656,532.04/x
  3. Step 3: Cross multiply
    76,774,513.16x = 115,161,770.28 × 25,656,532.04
  4. Step 4: Simplify right side
    76,774,513.16x = 2,954,651,649,356,056
  5. Step 5: Solve for x
    x = 2,954,651,649,356,056/76,774,513.16
  6. Step 6: Final answer
    x = 38,484,798.24

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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.