Home / 7,130,605.83-9,840,458.79-4,033,068.57

Finding the Fourth Proportional to 7,130,605.83, 9,840,458.79 and 4,033,068.57

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Solution

The fourth proportional to 7,130,605.83, 9,840,458.79 and 4,033,068.57 is: 5,565,760.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,605.83 : 9,840,458.79 = 4,033,068.57 : x
  2. Step 2: Convert to fraction form
    7,130,605.83/9,840,458.79 = 4,033,068.57/x
  3. Step 3: Cross multiply
    7,130,605.83x = 9,840,458.79 × 4,033,068.57
  4. Step 4: Simplify right side
    7,130,605.83x = 39,687,245,060,329.23
  5. Step 5: Solve for x
    x = 39,687,245,060,329.23/7,130,605.83
  6. Step 6: Final answer
    x = 5,565,760.61

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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.