Home / 30,587,712.30-45,881,568.45-16,982,822.70

Finding the Fourth Proportional to 30,587,712.30, 45,881,568.45 and 16,982,822.70

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Solution

The fourth proportional to 30,587,712.30, 45,881,568.45 and 16,982,822.70 is: 25,474,234.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,587,712.30 : 45,881,568.45 = 16,982,822.70 : x
  2. Step 2: Convert to fraction form
    30,587,712.30/45,881,568.45 = 16,982,822.70/x
  3. Step 3: Cross multiply
    30,587,712.30x = 45,881,568.45 × 16,982,822.70
  4. Step 4: Simplify right side
    30,587,712.30x = 779,198,542,184,263.88
  5. Step 5: Solve for x
    x = 779,198,542,184,263.88/30,587,712.30
  6. Step 6: Final answer
    x = 25,474,234.05

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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.