Home / 91,984,679.82-126,917,024.94-52,289,073.63

Finding the Fourth Proportional to 91,984,679.82, 126,917,024.94 and 52,289,073.63

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Solution

The fourth proportional to 91,984,679.82, 126,917,024.94 and 52,289,073.63 is: 72,146,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,984,679.82 : 126,917,024.94 = 52,289,073.63 : x
  2. Step 2: Convert to fraction form
    91,984,679.82/126,917,024.94 = 52,289,073.63/x
  3. Step 3: Cross multiply
    91,984,679.82x = 126,917,024.94 × 52,289,073.63
  4. Step 4: Simplify right side
    91,984,679.82x = 6,636,373,661,988,207
  5. Step 5: Solve for x
    x = 6,636,373,661,988,207/91,984,679.82
  6. Step 6: Final answer
    x = 72,146,510.43

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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.