Home / 40,892,542.40-61,286,714.40-21,732,478.40

Finding the Fourth Proportional to 40,892,542.40, 61,286,714.40 and 21,732,478.40

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Solution

The fourth proportional to 40,892,542.40, 61,286,714.40 and 21,732,478.40 is: 32,571,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,892,542.40 : 61,286,714.40 = 21,732,478.40 : x
  2. Step 2: Convert to fraction form
    40,892,542.40/61,286,714.40 = 21,732,478.40/x
  3. Step 3: Cross multiply
    40,892,542.40x = 61,286,714.40 × 21,732,478.40
  4. Step 4: Simplify right side
    40,892,542.40x = 1,331,912,196,904,968.75
  5. Step 5: Solve for x
    x = 1,331,912,196,904,968.75/40,892,542.40
  6. Step 6: Final answer
    x = 32,571,029.31

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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.