Home / 5,707,342.32-7,875,923.28-3,128,966.64

Finding the Fourth Proportional to 5,707,342.32, 7,875,923.28 and 3,128,966.64

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Solution

The fourth proportional to 5,707,342.32, 7,875,923.28 and 3,128,966.64 is: 4,317,859.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707,342.32 : 7,875,923.28 = 3,128,966.64 : x
  2. Step 2: Convert to fraction form
    5,707,342.32/7,875,923.28 = 3,128,966.64/x
  3. Step 3: Cross multiply
    5,707,342.32x = 7,875,923.28 × 3,128,966.64
  4. Step 4: Simplify right side
    5,707,342.32x = 24,643,501,202,319.38
  5. Step 5: Solve for x
    x = 24,643,501,202,319.38/5,707,342.32
  6. Step 6: Final answer
    x = 4,317,859.32

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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.