Home / 7,300,669.71-10,071,879.95-4,202,451.72

Finding the Fourth Proportional to 7,300,669.71, 10,071,879.95 and 4,202,451.72

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Solution

The fourth proportional to 7,300,669.71, 10,071,879.95 and 4,202,451.72 is: 5,797,631.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300,669.71 : 10,071,879.95 = 4,202,451.72 : x
  2. Step 2: Convert to fraction form
    7,300,669.71/10,071,879.95 = 4,202,451.72/x
  3. Step 3: Cross multiply
    7,300,669.71x = 10,071,879.95 × 4,202,451.72
  4. Step 4: Simplify right side
    7,300,669.71x = 42,326,589,206,378.35
  5. Step 5: Solve for x
    x = 42,326,589,206,378.35/7,300,669.71
  6. Step 6: Final answer
    x = 5,797,631.02

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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.