Home / 20,803,577.80-31,144,541.10-14,831,609.80

Finding the Fourth Proportional to 20,803,577.80, 31,144,541.10 and 14,831,609.80

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Solution

The fourth proportional to 20,803,577.80, 31,144,541.10 and 14,831,609.80 is: 22,204,049.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,803,577.80 : 31,144,541.10 = 14,831,609.80 : x
  2. Step 2: Convert to fraction form
    20,803,577.80/31,144,541.10 = 14,831,609.80/x
  3. Step 3: Cross multiply
    20,803,577.80x = 31,144,541.10 × 14,831,609.80
  4. Step 4: Simplify right side
    20,803,577.80x = 461,923,680,995,262.81
  5. Step 5: Solve for x
    x = 461,923,680,995,262.81/20,803,577.80
  6. Step 6: Final answer
    x = 22,204,049.97

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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.