Home / 13,525,294.61-20,291,052.38-4,427,685.65

Finding the Fourth Proportional to 13,525,294.61, 20,291,052.38 and 4,427,685.65

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Solution

The fourth proportional to 13,525,294.61, 20,291,052.38 and 4,427,685.65 is: 6,642,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525,294.61 : 20,291,052.38 = 4,427,685.65 : x
  2. Step 2: Convert to fraction form
    13,525,294.61/20,291,052.38 = 4,427,685.65/x
  3. Step 3: Cross multiply
    13,525,294.61x = 20,291,052.38 × 4,427,685.65
  4. Step 4: Simplify right side
    13,525,294.61x = 89,842,401,424,185.92
  5. Step 5: Solve for x
    x = 89,842,401,424,185.92/13,525,294.61
  6. Step 6: Final answer
    x = 6,642,546.73

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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.