Home / 10,872,024.70-16,320,478.65-6,386,827.90

Finding the Fourth Proportional to 10,872,024.70, 16,320,478.65 and 6,386,827.90

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Solution

The fourth proportional to 10,872,024.70, 16,320,478.65 and 6,386,827.90 is: 9,587,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,024.70 : 16,320,478.65 = 6,386,827.90 : x
  2. Step 2: Convert to fraction form
    10,872,024.70/16,320,478.65 = 6,386,827.90/x
  3. Step 3: Cross multiply
    10,872,024.70x = 16,320,478.65 × 6,386,827.90
  4. Step 4: Simplify right side
    10,872,024.70x = 104,236,088,383,174.34
  5. Step 5: Solve for x
    x = 104,236,088,383,174.34/10,872,024.70
  6. Step 6: Final answer
    x = 9,587,550.73

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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.