Home / 40,876,422.40-61,262,534.40-21,716,358.40

Finding the Fourth Proportional to 40,876,422.40, 61,262,534.40 and 21,716,358.40

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Solution

The fourth proportional to 40,876,422.40, 61,262,534.40 and 21,716,358.40 is: 32,546,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,876,422.40 : 61,262,534.40 = 21,716,358.40 : x
  2. Step 2: Convert to fraction form
    40,876,422.40/61,262,534.40 = 21,716,358.40/x
  3. Step 3: Cross multiply
    40,876,422.40x = 61,262,534.40 × 21,716,358.40
  4. Step 4: Simplify right side
    40,876,422.40x = 1,330,399,153,522,728.75
  5. Step 5: Solve for x
    x = 1,330,399,153,522,728.75/40,876,422.40
  6. Step 6: Final answer
    x = 32,546,858.93

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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.