Home / 12,501,007.20-18,751,510.80-3,982,204.80

Finding the Fourth Proportional to 12,501,007.20, 18,751,510.80 and 3,982,204.80

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Solution

The fourth proportional to 12,501,007.20, 18,751,510.80 and 3,982,204.80 is: 5,973,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501,007.20 : 18,751,510.80 = 3,982,204.80 : x
  2. Step 2: Convert to fraction form
    12,501,007.20/18,751,510.80 = 3,982,204.80/x
  3. Step 3: Cross multiply
    12,501,007.20x = 18,751,510.80 × 3,982,204.80
  4. Step 4: Simplify right side
    12,501,007.20x = 74,672,356,315,011.84
  5. Step 5: Solve for x
    x = 74,672,356,315,011.84/12,501,007.20
  6. Step 6: Final answer
    x = 5,973,307.20

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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.