Home / 5,168,040.32-7,753,689.72-2,435,477.35

Finding the Fourth Proportional to 5,168,040.32, 7,753,689.72 and 2,435,477.35

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Solution

The fourth proportional to 5,168,040.32, 7,753,689.72 and 2,435,477.35 is: 3,653,983.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,040.32 : 7,753,689.72 = 2,435,477.35 : x
  2. Step 2: Convert to fraction form
    5,168,040.32/7,753,689.72 = 2,435,477.35/x
  3. Step 3: Cross multiply
    5,168,040.32x = 7,753,689.72 × 2,435,477.35
  4. Step 4: Simplify right side
    5,168,040.32x = 18,883,935,691,987.84
  5. Step 5: Solve for x
    x = 18,883,935,691,987.84/5,168,040.32
  6. Step 6: Final answer
    x = 3,653,983.82

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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.