Home / 7,110,505.71-9,812,491.53-4,013,680.92

Finding the Fourth Proportional to 7,110,505.71, 9,812,491.53 and 4,013,680.92

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Solution

The fourth proportional to 7,110,505.71, 9,812,491.53 and 4,013,680.92 is: 5,538,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,505.71 : 9,812,491.53 = 4,013,680.92 : x
  2. Step 2: Convert to fraction form
    7,110,505.71/9,812,491.53 = 4,013,680.92/x
  3. Step 3: Cross multiply
    7,110,505.71x = 9,812,491.53 × 4,013,680.92
  4. Step 4: Simplify right side
    7,110,505.71x = 39,384,210,031,622.60
  5. Step 5: Solve for x
    x = 39,384,210,031,622.60/7,110,505.71
  6. Step 6: Final answer
    x = 5,538,876.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.