Home / 91,404,726.90-126,138,509.43-52,247,344.41

Finding the Fourth Proportional to 91,404,726.90, 126,138,509.43 and 52,247,344.41

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Solution

The fourth proportional to 91,404,726.90, 126,138,509.43 and 52,247,344.41 is: 72,101,327.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,404,726.90 : 126,138,509.43 = 52,247,344.41 : x
  2. Step 2: Convert to fraction form
    91,404,726.90/126,138,509.43 = 52,247,344.41/x
  3. Step 3: Cross multiply
    91,404,726.90x = 126,138,509.43 × 52,247,344.41
  4. Step 4: Simplify right side
    91,404,726.90x = 6,590,402,145,553,243
  5. Step 5: Solve for x
    x = 6,590,402,145,553,243/91,404,726.90
  6. Step 6: Final answer
    x = 72,101,327.46

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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.