Home / 30,451,671.36-45,680,189.58-8,592,241.68

Finding the Fourth Proportional to 30,451,671.36, 45,680,189.58 and 8,592,241.68

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Solution

The fourth proportional to 30,451,671.36, 45,680,189.58 and 8,592,241.68 is: 12,889,119.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,451,671.36 : 45,680,189.58 = 8,592,241.68 : x
  2. Step 2: Convert to fraction form
    30,451,671.36/45,680,189.58 = 8,592,241.68/x
  3. Step 3: Cross multiply
    30,451,671.36x = 45,680,189.58 × 8,592,241.68
  4. Step 4: Simplify right side
    30,451,671.36x = 392,495,228,859,577.69
  5. Step 5: Solve for x
    x = 392,495,228,859,577.69/30,451,671.36
  6. Step 6: Final answer
    x = 12,889,119.43

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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.