Home / 7,710,358.38-10,640,357.96-4,272,656.82

Finding the Fourth Proportional to 7,710,358.38, 10,640,357.96 and 4,272,656.82

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Solution

The fourth proportional to 7,710,358.38, 10,640,357.96 and 4,272,656.82 is: 5,896,301.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,358.38 : 10,640,357.96 = 4,272,656.82 : x
  2. Step 2: Convert to fraction form
    7,710,358.38/10,640,357.96 = 4,272,656.82/x
  3. Step 3: Cross multiply
    7,710,358.38x = 10,640,357.96 × 4,272,656.82
  4. Step 4: Simplify right side
    7,710,358.38x = 45,462,598,005,035.30
  5. Step 5: Solve for x
    x = 45,462,598,005,035.30/7,710,358.38
  6. Step 6: Final answer
    x = 5,896,301.54

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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.