Home / 10,754,215.60-16,131,323.40-8,100,007.60

Finding the Fourth Proportional to 10,754,215.60, 16,131,323.40 and 8,100,007.60

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Solution

The fourth proportional to 10,754,215.60, 16,131,323.40 and 8,100,007.60 is: 12,150,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754,215.60 : 16,131,323.40 = 8,100,007.60 : x
  2. Step 2: Convert to fraction form
    10,754,215.60/16,131,323.40 = 8,100,007.60/x
  3. Step 3: Cross multiply
    10,754,215.60x = 16,131,323.40 × 8,100,007.60
  4. Step 4: Simplify right side
    10,754,215.60x = 130,663,842,138,057.84
  5. Step 5: Solve for x
    x = 130,663,842,138,057.84/10,754,215.60
  6. Step 6: Final answer
    x = 12,150,011.40

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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.