Home / 8,373,401.40-12,560,102.10-6,247,637.40

Finding the Fourth Proportional to 8,373,401.40, 12,560,102.10 and 6,247,637.40

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Solution

The fourth proportional to 8,373,401.40, 12,560,102.10 and 6,247,637.40 is: 9,371,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373,401.40 : 12,560,102.10 = 6,247,637.40 : x
  2. Step 2: Convert to fraction form
    8,373,401.40/12,560,102.10 = 6,247,637.40/x
  3. Step 3: Cross multiply
    8,373,401.40x = 12,560,102.10 × 6,247,637.40
  4. Step 4: Simplify right side
    8,373,401.40x = 78,470,963,627,778.55
  5. Step 5: Solve for x
    x = 78,470,963,627,778.55/8,373,401.40
  6. Step 6: Final answer
    x = 9,371,456.10

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1.5x scale

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.