Home / 10,508,409-15,763,277.79-4,442,342.28

Finding the Fourth Proportional to 10,508,409, 15,763,277.79 and 4,442,342.28

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Solution

The fourth proportional to 10,508,409, 15,763,277.79 and 4,442,342.28 is: 6,663,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508,409 : 15,763,277.79 = 4,442,342.28 : x
  2. Step 2: Convert to fraction form
    10,508,409/15,763,277.79 = 4,442,342.28/x
  3. Step 3: Cross multiply
    10,508,409x = 15,763,277.79 × 4,442,342.28
  4. Step 4: Simplify right side
    10,508,409x = 70,025,875,397,901.96
  5. Step 5: Solve for x
    x = 70,025,875,397,901.96/10,508,409
  6. Step 6: Final answer
    x = 6,663,794.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.