Home / 15,986,303.30-22,061,082.98-8,644,118.86

Finding the Fourth Proportional to 15,986,303.30, 22,061,082.98 and 8,644,118.86

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Solution

The fourth proportional to 15,986,303.30, 22,061,082.98 and 8,644,118.86 is: 11,928,875.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,303.30 : 22,061,082.98 = 8,644,118.86 : x
  2. Step 2: Convert to fraction form
    15,986,303.30/22,061,082.98 = 8,644,118.86/x
  3. Step 3: Cross multiply
    15,986,303.30x = 22,061,082.98 × 8,644,118.86
  4. Step 4: Simplify right side
    15,986,303.30x = 190,698,623,459,443
  5. Step 5: Solve for x
    x = 190,698,623,459,443/15,986,303.30
  6. Step 6: Final answer
    x = 11,928,875.61

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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.