Home / 13,440,674.30-20,161,011.45-4,465,226.30

Finding the Fourth Proportional to 13,440,674.30, 20,161,011.45 and 4,465,226.30

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Solution

The fourth proportional to 13,440,674.30, 20,161,011.45 and 4,465,226.30 is: 6,697,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440,674.30 : 20,161,011.45 = 4,465,226.30 : x
  2. Step 2: Convert to fraction form
    13,440,674.30/20,161,011.45 = 4,465,226.30/x
  3. Step 3: Cross multiply
    13,440,674.30x = 20,161,011.45 × 4,465,226.30
  4. Step 4: Simplify right side
    13,440,674.30x = 90,023,478,561,141.12
  5. Step 5: Solve for x
    x = 90,023,478,561,141.12/13,440,674.30
  6. Step 6: Final answer
    x = 6,697,839.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.