Home / 14,759,861.60-22,143,939.60-7,187,074.40

Finding the Fourth Proportional to 14,759,861.60, 22,143,939.60 and 7,187,074.40

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Solution

The fourth proportional to 14,759,861.60, 22,143,939.60 and 7,187,074.40 is: 10,782,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,759,861.60 : 22,143,939.60 = 7,187,074.40 : x
  2. Step 2: Convert to fraction form
    14,759,861.60/22,143,939.60 = 7,187,074.40/x
  3. Step 3: Cross multiply
    14,759,861.60x = 22,143,939.60 × 7,187,074.40
  4. Step 4: Simplify right side
    14,759,861.60x = 159,150,141,414,306.25
  5. Step 5: Solve for x
    x = 159,150,141,414,306.25/14,759,861.60
  6. Step 6: Final answer
    x = 10,782,631.01

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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.