Home / 10,282,124.20-15,420,077.42-3,091,749.34

Finding the Fourth Proportional to 10,282,124.20, 15,420,077.42 and 3,091,749.34

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Solution

The fourth proportional to 10,282,124.20, 15,420,077.42 and 3,091,749.34 is: 4,636,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282,124.20 : 15,420,077.42 = 3,091,749.34 : x
  2. Step 2: Convert to fraction form
    10,282,124.20/15,420,077.42 = 3,091,749.34/x
  3. Step 3: Cross multiply
    10,282,124.20x = 15,420,077.42 × 3,091,749.34
  4. Step 4: Simplify right side
    10,282,124.20x = 47,675,014,186,033.90
  5. Step 5: Solve for x
    x = 47,675,014,186,033.90/10,282,124.20
  6. Step 6: Final answer
    x = 4,636,689.20

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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.