Home / 5,238,393.06-7,228,929.87-2,915,246.64

Finding the Fourth Proportional to 5,238,393.06, 7,228,929.87 and 2,915,246.64

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Solution

The fourth proportional to 5,238,393.06, 7,228,929.87 and 2,915,246.64 is: 4,023,011.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,393.06 : 7,228,929.87 = 2,915,246.64 : x
  2. Step 2: Convert to fraction form
    5,238,393.06/7,228,929.87 = 2,915,246.64/x
  3. Step 3: Cross multiply
    5,238,393.06x = 7,228,929.87 × 2,915,246.64
  4. Step 4: Simplify right side
    5,238,393.06x = 21,074,113,514,313.14
  5. Step 5: Solve for x
    x = 21,074,113,514,313.14/5,238,393.06
  6. Step 6: Final answer
    x = 4,023,011.12

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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.