Home / 50,985,131.70-70,359,491.91-27,780,258.66

Finding the Fourth Proportional to 50,985,131.70, 70,359,491.91 and 27,780,258.66

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Solution

The fourth proportional to 50,985,131.70, 70,359,491.91 and 27,780,258.66 is: 38,336,762.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,985,131.70 : 70,359,491.91 = 27,780,258.66 : x
  2. Step 2: Convert to fraction form
    50,985,131.70/70,359,491.91 = 27,780,258.66/x
  3. Step 3: Cross multiply
    50,985,131.70x = 70,359,491.91 × 27,780,258.66
  4. Step 4: Simplify right side
    50,985,131.70x = 1,954,604,884,445,977.25
  5. Step 5: Solve for x
    x = 1,954,604,884,445,977.25/50,985,131.70
  6. Step 6: Final answer
    x = 38,336,762.49

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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.