Home / 11,754,632.20-17,631,948.30-3,118,715.95

Finding the Fourth Proportional to 11,754,632.20, 17,631,948.30 and 3,118,715.95

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Solution

The fourth proportional to 11,754,632.20, 17,631,948.30 and 3,118,715.95 is: 4,678,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754,632.20 : 17,631,948.30 = 3,118,715.95 : x
  2. Step 2: Convert to fraction form
    11,754,632.20/17,631,948.30 = 3,118,715.95/x
  3. Step 3: Cross multiply
    11,754,632.20x = 17,631,948.30 × 3,118,715.95
  4. Step 4: Simplify right side
    11,754,632.20x = 54,989,038,392,785.39
  5. Step 5: Solve for x
    x = 54,989,038,392,785.39/11,754,632.20
  6. Step 6: Final answer
    x = 4,678,073.93

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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.