Home / 7,429,351.20-11,143,151.28-2,038,546.72

Finding the Fourth Proportional to 7,429,351.20, 11,143,151.28 and 2,038,546.72

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Solution

The fourth proportional to 7,429,351.20, 11,143,151.28 and 2,038,546.72 is: 3,057,579.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429,351.20 : 11,143,151.28 = 2,038,546.72 : x
  2. Step 2: Convert to fraction form
    7,429,351.20/11,143,151.28 = 2,038,546.72/x
  3. Step 3: Cross multiply
    7,429,351.20x = 11,143,151.28 × 2,038,546.72
  4. Step 4: Simplify right side
    7,429,351.20x = 22,715,834,492,307.80
  5. Step 5: Solve for x
    x = 22,715,834,492,307.80/7,429,351.20
  6. Step 6: Final answer
    x = 3,057,579.85

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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.