Home / 13,824,785.80-20,726,810.70-7,098,027.40

Finding the Fourth Proportional to 13,824,785.80, 20,726,810.70 and 7,098,027.40

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Solution

The fourth proportional to 13,824,785.80, 20,726,810.70 and 7,098,027.40 is: 10,641,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,785.80 : 20,726,810.70 = 7,098,027.40 : x
  2. Step 2: Convert to fraction form
    13,824,785.80/20,726,810.70 = 7,098,027.40/x
  3. Step 3: Cross multiply
    13,824,785.80x = 20,726,810.70 × 7,098,027.40
  4. Step 4: Simplify right side
    13,824,785.80x = 147,119,470,263,213.19
  5. Step 5: Solve for x
    x = 147,119,470,263,213.19/13,824,785.80
  6. Step 6: Final answer
    x = 10,641,717.88

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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.