Home / 7,484,976.66-10,329,275.10-4,047,216.78

Finding the Fourth Proportional to 7,484,976.66, 10,329,275.10 and 4,047,216.78

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Solution

The fourth proportional to 7,484,976.66, 10,329,275.10 and 4,047,216.78 is: 5,585,163.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484,976.66 : 10,329,275.10 = 4,047,216.78 : x
  2. Step 2: Convert to fraction form
    7,484,976.66/10,329,275.10 = 4,047,216.78/x
  3. Step 3: Cross multiply
    7,484,976.66x = 10,329,275.10 × 4,047,216.78
  4. Step 4: Simplify right side
    7,484,976.66x = 41,804,815,509,956.17
  5. Step 5: Solve for x
    x = 41,804,815,509,956.17/7,484,976.66
  6. Step 6: Final answer
    x = 5,585,163.11

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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.