Home / 91,850,434.29-137,792,603.12-38,001,945.33

Finding the Fourth Proportional to 91,850,434.29, 137,792,603.12 and 38,001,945.33

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Solution

The fourth proportional to 91,850,434.29, 137,792,603.12 and 38,001,945.33 is: 57,009,931.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,850,434.29 : 137,792,603.12 = 38,001,945.33 : x
  2. Step 2: Convert to fraction form
    91,850,434.29/137,792,603.12 = 38,001,945.33/x
  3. Step 3: Cross multiply
    91,850,434.29x = 137,792,603.12 × 38,001,945.33
  4. Step 4: Simplify right side
    91,850,434.29x = 5,236,386,970,454,618
  5. Step 5: Solve for x
    x = 5,236,386,970,454,618/91,850,434.29
  6. Step 6: Final answer
    x = 57,009,931.54

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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.