Home / 8,160,443.73-12,240,222.39-2,480,225.13

Finding the Fourth Proportional to 8,160,443.73, 12,240,222.39 and 2,480,225.13

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Solution

The fourth proportional to 8,160,443.73, 12,240,222.39 and 2,480,225.13 is: 3,720,202.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,443.73 : 12,240,222.39 = 2,480,225.13 : x
  2. Step 2: Convert to fraction form
    8,160,443.73/12,240,222.39 = 2,480,225.13/x
  3. Step 3: Cross multiply
    8,160,443.73x = 12,240,222.39 × 2,480,225.13
  4. Step 4: Simplify right side
    8,160,443.73x = 30,358,507,168,466.66
  5. Step 5: Solve for x
    x = 30,358,507,168,466.66/8,160,443.73
  6. Step 6: Final answer
    x = 3,720,202.99

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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.