Home / 8,121,350.89-12,181,895.54-1,973,381.19

Finding the Fourth Proportional to 8,121,350.89, 12,181,895.54 and 1,973,381.19

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Solution

The fourth proportional to 8,121,350.89, 12,181,895.54 and 1,973,381.19 is: 2,960,040.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121,350.89 : 12,181,895.54 = 1,973,381.19 : x
  2. Step 2: Convert to fraction form
    8,121,350.89/12,181,895.54 = 1,973,381.19/x
  3. Step 3: Cross multiply
    8,121,350.89x = 12,181,895.54 × 1,973,381.19
  4. Step 4: Simplify right side
    8,121,350.89x = 24,039,523,517,180.89
  5. Step 5: Solve for x
    x = 24,039,523,517,180.89/8,121,350.89
  6. Step 6: Final answer
    x = 2,960,040.00

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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.