Home / 7,601,854.65-10,490,728.83-4,338,603.90

Finding the Fourth Proportional to 7,601,854.65, 10,490,728.83 and 4,338,603.90

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Solution

The fourth proportional to 7,601,854.65, 10,490,728.83 and 4,338,603.90 is: 5,987,370.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601,854.65 : 10,490,728.83 = 4,338,603.90 : x
  2. Step 2: Convert to fraction form
    7,601,854.65/10,490,728.83 = 4,338,603.90/x
  3. Step 3: Cross multiply
    7,601,854.65x = 10,490,728.83 × 4,338,603.90
  4. Step 4: Simplify right side
    7,601,854.65x = 45,515,117,015,680.44
  5. Step 5: Solve for x
    x = 45,515,117,015,680.44/7,601,854.65
  6. Step 6: Final answer
    x = 5,987,370.07

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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.