Home / 69,114,783.66-103,687,638.80-25,984,360.78

Finding the Fourth Proportional to 69,114,783.66, 103,687,638.80 and 25,984,360.78

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Solution

The fourth proportional to 69,114,783.66, 103,687,638.80 and 25,984,360.78 is: 38,982,354.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,114,783.66 : 103,687,638.80 = 25,984,360.78 : x
  2. Step 2: Convert to fraction form
    69,114,783.66/103,687,638.80 = 25,984,360.78/x
  3. Step 3: Cross multiply
    69,114,783.66x = 103,687,638.80 × 25,984,360.78
  4. Step 4: Simplify right side
    69,114,783.66x = 2,694,257,015,005,526.50
  5. Step 5: Solve for x
    x = 2,694,257,015,005,526.50/69,114,783.66
  6. Step 6: Final answer
    x = 38,982,354.75

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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.