Home / 7,724,332.20-10,658,490.36-4,626,129.60

Finding the Fourth Proportional to 7,724,332.20, 10,658,490.36 and 4,626,129.60

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Solution

The fourth proportional to 7,724,332.20, 10,658,490.36 and 4,626,129.60 is: 6,383,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724,332.20 : 10,658,490.36 = 4,626,129.60 : x
  2. Step 2: Convert to fraction form
    7,724,332.20/10,658,490.36 = 4,626,129.60/x
  3. Step 3: Cross multiply
    7,724,332.20x = 10,658,490.36 × 4,626,129.60
  4. Step 4: Simplify right side
    7,724,332.20x = 49,307,557,745,710.65
  5. Step 5: Solve for x
    x = 49,307,557,745,710.65/7,724,332.20
  6. Step 6: Final answer
    x = 6,383,407.20

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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.