Home / 5,375,211.28-7,417,728-2,927,814.64

Finding the Fourth Proportional to 5,375,211.28, 7,417,728 and 2,927,814.64

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Solution

The fourth proportional to 5,375,211.28, 7,417,728 and 2,927,814.64 is: 4,040,349.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,211.28 : 7,417,728 = 2,927,814.64 : x
  2. Step 2: Convert to fraction form
    5,375,211.28/7,417,728 = 2,927,814.64/x
  3. Step 3: Cross multiply
    5,375,211.28x = 7,417,728 × 2,927,814.64
  4. Step 4: Simplify right side
    5,375,211.28x = 21,717,732,633,937.92
  5. Step 5: Solve for x
    x = 21,717,732,633,937.92/5,375,211.28
  6. Step 6: Final answer
    x = 4,040,349.58

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1.5x scale

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.