Home / 9,776,829.20-14,672,242.20-5,512,470.80

Finding the Fourth Proportional to 9,776,829.20, 14,672,242.20 and 5,512,470.80

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Solution

The fourth proportional to 9,776,829.20, 14,672,242.20 and 5,512,470.80 is: 8,272,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,776,829.20 : 14,672,242.20 = 5,512,470.80 : x
  2. Step 2: Convert to fraction form
    9,776,829.20/14,672,242.20 = 5,512,470.80/x
  3. Step 3: Cross multiply
    9,776,829.20x = 14,672,242.20 × 5,512,470.80
  4. Step 4: Simplify right side
    9,776,829.20x = 80,880,306,698,027.75
  5. Step 5: Solve for x
    x = 80,880,306,698,027.75/9,776,829.20
  6. Step 6: Final answer
    x = 8,272,652.11

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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.