Home / 42,801,783.75-64,189,189.13-14,041,217.43

Finding the Fourth Proportional to 42,801,783.75, 64,189,189.13 and 14,041,217.43

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Solution

The fourth proportional to 42,801,783.75, 64,189,189.13 and 14,041,217.43 is: 21,057,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,801,783.75 : 64,189,189.13 = 14,041,217.43 : x
  2. Step 2: Convert to fraction form
    42,801,783.75/64,189,189.13 = 14,041,217.43/x
  3. Step 3: Cross multiply
    42,801,783.75x = 64,189,189.13 × 14,041,217.43
  4. Step 4: Simplify right side
    42,801,783.75x = 901,294,361,159,516.38
  5. Step 5: Solve for x
    x = 901,294,361,159,516.38/42,801,783.75
  6. Step 6: Final answer
    x = 21,057,401.87

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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.