Home / 61,945,339.20-92,918,008.80-21,555,823.20

Finding the Fourth Proportional to 61,945,339.20, 92,918,008.80 and 21,555,823.20

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Solution

The fourth proportional to 61,945,339.20, 92,918,008.80 and 21,555,823.20 is: 32,333,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,945,339.20 : 92,918,008.80 = 21,555,823.20 : x
  2. Step 2: Convert to fraction form
    61,945,339.20/92,918,008.80 = 21,555,823.20/x
  3. Step 3: Cross multiply
    61,945,339.20x = 92,918,008.80 × 21,555,823.20
  4. Step 4: Simplify right side
    61,945,339.20x = 2,002,924,169,788,844
  5. Step 5: Solve for x
    x = 2,002,924,169,788,844/61,945,339.20
  6. Step 6: Final answer
    x = 32,333,734.80

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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.