Home / 7,209,601.86-9,949,002.90-4,113,127.65

Finding the Fourth Proportional to 7,209,601.86, 9,949,002.90 and 4,113,127.65

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Solution

The fourth proportional to 7,209,601.86, 9,949,002.90 and 4,113,127.65 is: 5,675,974.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,601.86 : 9,949,002.90 = 4,113,127.65 : x
  2. Step 2: Convert to fraction form
    7,209,601.86/9,949,002.90 = 4,113,127.65/x
  3. Step 3: Cross multiply
    7,209,601.86x = 9,949,002.90 × 4,113,127.65
  4. Step 4: Simplify right side
    7,209,601.86x = 40,921,518,939,804.72
  5. Step 5: Solve for x
    x = 40,921,518,939,804.72/7,209,601.86
  6. Step 6: Final answer
    x = 5,675,974.87

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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.