Home / 7,716,753-10,648,351.53-4,454,618.70

Finding the Fourth Proportional to 7,716,753, 10,648,351.53 and 4,454,618.70

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Solution

The fourth proportional to 7,716,753, 10,648,351.53 and 4,454,618.70 is: 6,146,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716,753 : 10,648,351.53 = 4,454,618.70 : x
  2. Step 2: Convert to fraction form
    7,716,753/10,648,351.53 = 4,454,618.70/x
  3. Step 3: Cross multiply
    7,716,753x = 10,648,351.53 × 4,454,618.70
  4. Step 4: Simplify right side
    7,716,753x = 47,434,345,849,711.61
  5. Step 5: Solve for x
    x = 47,434,345,849,711.61/7,716,753
  6. Step 6: Final answer
    x = 6,146,930.69

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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.