Home / 8,201,621.40-12,302,432.10-2,136,341.40

Finding the Fourth Proportional to 8,201,621.40, 12,302,432.10 and 2,136,341.40

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Solution

The fourth proportional to 8,201,621.40, 12,302,432.10 and 2,136,341.40 is: 3,204,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,621.40 : 12,302,432.10 = 2,136,341.40 : x
  2. Step 2: Convert to fraction form
    8,201,621.40/12,302,432.10 = 2,136,341.40/x
  3. Step 3: Cross multiply
    8,201,621.40x = 12,302,432.10 × 2,136,341.40
  4. Step 4: Simplify right side
    8,201,621.40x = 26,282,195,015,918.94
  5. Step 5: Solve for x
    x = 26,282,195,015,918.94/8,201,621.40
  6. Step 6: Final answer
    x = 3,204,512.10

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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.