Home / 8,122,816.56-12,184,130.91-1,974,833.05

Finding the Fourth Proportional to 8,122,816.56, 12,184,130.91 and 1,974,833.05

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Solution

The fourth proportional to 8,122,816.56, 12,184,130.91 and 1,974,833.05 is: 2,962,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,816.56 : 12,184,130.91 = 1,974,833.05 : x
  2. Step 2: Convert to fraction form
    8,122,816.56/12,184,130.91 = 1,974,833.05/x
  3. Step 3: Cross multiply
    8,122,816.56x = 12,184,130.91 × 1,974,833.05
  4. Step 4: Simplify right side
    8,122,816.56x = 24,061,624,406,594.58
  5. Step 5: Solve for x
    x = 24,061,624,406,594.58/8,122,816.56
  6. Step 6: Final answer
    x = 2,962,226.74

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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.