Home / 7,855,650.18-10,834,649.64-5,376,340.62

Finding the Fourth Proportional to 7,855,650.18, 10,834,649.64 and 5,376,340.62

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Solution

The fourth proportional to 7,855,650.18, 10,834,649.64 and 5,376,340.62 is: 7,415,142.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,650.18 : 10,834,649.64 = 5,376,340.62 : x
  2. Step 2: Convert to fraction form
    7,855,650.18/10,834,649.64 = 5,376,340.62/x
  3. Step 3: Cross multiply
    7,855,650.18x = 10,834,649.64 × 5,376,340.62
  4. Step 4: Simplify right side
    7,855,650.18x = 58,250,766,963,000.38
  5. Step 5: Solve for x
    x = 58,250,766,963,000.38/7,855,650.18
  6. Step 6: Final answer
    x = 7,415,142.68

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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.