Home / 15,143,017.06-20,897,255.64-8,267,499.10

Finding the Fourth Proportional to 15,143,017.06, 20,897,255.64 and 8,267,499.10

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Solution

The fourth proportional to 15,143,017.06, 20,897,255.64 and 8,267,499.10 is: 11,409,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,143,017.06 : 20,897,255.64 = 8,267,499.10 : x
  2. Step 2: Convert to fraction form
    15,143,017.06/20,897,255.64 = 8,267,499.10/x
  3. Step 3: Cross multiply
    15,143,017.06x = 20,897,255.64 × 8,267,499.10
  4. Step 4: Simplify right side
    15,143,017.06x = 172,768,042,196,169.91
  5. Step 5: Solve for x
    x = 172,768,042,196,169.91/15,143,017.06
  6. Step 6: Final answer
    x = 11,409,089.85

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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.