Home / 29,997,360.96-45,012,422.28-12,722,874.96

Finding the Fourth Proportional to 29,997,360.96, 45,012,422.28 and 12,722,874.96

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Solution

The fourth proportional to 29,997,360.96, 45,012,422.28 and 12,722,874.96 is: 19,091,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,997,360.96 : 45,012,422.28 = 12,722,874.96 : x
  2. Step 2: Convert to fraction form
    29,997,360.96/45,012,422.28 = 12,722,874.96/x
  3. Step 3: Cross multiply
    29,997,360.96x = 45,012,422.28 × 12,722,874.96
  4. Step 4: Simplify right side
    29,997,360.96x = 572,687,420,315,158.12
  5. Step 5: Solve for x
    x = 572,687,420,315,158.12/29,997,360.96
  6. Step 6: Final answer
    x = 19,091,260.10

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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.