Home / 21,070,143.12-31,605,214.68-5,924,074.62

Finding the Fourth Proportional to 21,070,143.12, 31,605,214.68 and 5,924,074.62

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Solution

The fourth proportional to 21,070,143.12, 31,605,214.68 and 5,924,074.62 is: 8,886,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,070,143.12 : 31,605,214.68 = 5,924,074.62 : x
  2. Step 2: Convert to fraction form
    21,070,143.12/31,605,214.68 = 5,924,074.62/x
  3. Step 3: Cross multiply
    21,070,143.12x = 31,605,214.68 × 5,924,074.62
  4. Step 4: Simplify right side
    21,070,143.12x = 187,231,650,145,439.44
  5. Step 5: Solve for x
    x = 187,231,650,145,439.44/21,070,143.12
  6. Step 6: Final answer
    x = 8,886,111.93

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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.