Home / 69,610,041.20-96,060,131.88-38,670,286.16

Finding the Fourth Proportional to 69,610,041.20, 96,060,131.88 and 38,670,286.16

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Solution

The fourth proportional to 69,610,041.20, 96,060,131.88 and 38,670,286.16 is: 53,364,036.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,610,041.20 : 96,060,131.88 = 38,670,286.16 : x
  2. Step 2: Convert to fraction form
    69,610,041.20/96,060,131.88 = 38,670,286.16/x
  3. Step 3: Cross multiply
    69,610,041.20x = 96,060,131.88 × 38,670,286.16
  4. Step 4: Simplify right side
    69,610,041.20x = 3,714,672,788,366,938.50
  5. Step 5: Solve for x
    x = 3,714,672,788,366,938.50/69,610,041.20
  6. Step 6: Final answer
    x = 53,364,036.63

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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.