Home / 27,708,905.30-41,492,499.15-20,481,307.70

Finding the Fourth Proportional to 27,708,905.30, 41,492,499.15 and 20,481,307.70

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Solution

The fourth proportional to 27,708,905.30, 41,492,499.15 and 20,481,307.70 is: 30,669,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,708,905.30 : 41,492,499.15 = 20,481,307.70 : x
  2. Step 2: Convert to fraction form
    27,708,905.30/41,492,499.15 = 20,481,307.70/x
  3. Step 3: Cross multiply
    27,708,905.30x = 41,492,499.15 × 20,481,307.70
  4. Step 4: Simplify right side
    27,708,905.30x = 849,820,642,333,138.38
  5. Step 5: Solve for x
    x = 849,820,642,333,138.38/27,708,905.30
  6. Step 6: Final answer
    x = 30,669,585.58

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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.