Home / 84,929,535.99-127,393,023.78-38,210,028.14

Finding the Fourth Proportional to 84,929,535.99, 127,393,023.78 and 38,210,028.14

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Solution

The fourth proportional to 84,929,535.99, 127,393,023.78 and 38,210,028.14 is: 57,314,466.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,929,535.99 : 127,393,023.78 = 38,210,028.14 : x
  2. Step 2: Convert to fraction form
    84,929,535.99/127,393,023.78 = 38,210,028.14/x
  3. Step 3: Cross multiply
    84,929,535.99x = 127,393,023.78 × 38,210,028.14
  4. Step 4: Simplify right side
    84,929,535.99x = 4,867,691,023,791,972
  5. Step 5: Solve for x
    x = 4,867,691,023,791,972/84,929,535.99
  6. Step 6: Final answer
    x = 57,314,466.25

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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.