Home / 71,142,862.32-98,178,264.60-41,774,844.24

Finding the Fourth Proportional to 71,142,862.32, 98,178,264.60 and 41,774,844.24

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Solution

The fourth proportional to 71,142,862.32, 98,178,264.60 and 41,774,844.24 is: 57,649,939.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,142,862.32 : 98,178,264.60 = 41,774,844.24 : x
  2. Step 2: Convert to fraction form
    71,142,862.32/98,178,264.60 = 41,774,844.24/x
  3. Step 3: Cross multiply
    71,142,862.32x = 98,178,264.60 × 41,774,844.24
  4. Step 4: Simplify right side
    71,142,862.32x = 4,101,381,711,418,506
  5. Step 5: Solve for x
    x = 4,101,381,711,418,506/71,142,862.32
  6. Step 6: Final answer
    x = 57,649,939.54

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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.