Home / 91,879,770.08-126,792,581.55-50,064,331.47

Finding the Fourth Proportional to 91,879,770.08, 126,792,581.55 and 50,064,331.47

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Solution

The fourth proportional to 91,879,770.08, 126,792,581.55 and 50,064,331.47 is: 69,087,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,879,770.08 : 126,792,581.55 = 50,064,331.47 : x
  2. Step 2: Convert to fraction form
    91,879,770.08/126,792,581.55 = 50,064,331.47/x
  3. Step 3: Cross multiply
    91,879,770.08x = 126,792,581.55 × 50,064,331.47
  4. Step 4: Simplify right side
    91,879,770.08x = 6,347,785,829,992,993
  5. Step 5: Solve for x
    x = 6,347,785,829,992,993/91,879,770.08
  6. Step 6: Final answer
    x = 69,087,959.45

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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.