Home / 69,077,320.76-95,335,061.94-39,315,205.43

Finding the Fourth Proportional to 69,077,320.76, 95,335,061.94 and 39,315,205.43

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Solution

The fourth proportional to 69,077,320.76, 95,335,061.94 and 39,315,205.43 is: 54,259,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,077,320.76 : 95,335,061.94 = 39,315,205.43 : x
  2. Step 2: Convert to fraction form
    69,077,320.76/95,335,061.94 = 39,315,205.43/x
  3. Step 3: Cross multiply
    69,077,320.76x = 95,335,061.94 × 39,315,205.43
  4. Step 4: Simplify right side
    69,077,320.76x = 3,748,117,544,852,874
  5. Step 5: Solve for x
    x = 3,748,117,544,852,874/69,077,320.76
  6. Step 6: Final answer
    x = 54,259,741.17

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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.