Home / 8,432,047-12,648,420.42-2,448,415

Finding the Fourth Proportional to 8,432,047, 12,648,420.42 and 2,448,415

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Solution

The fourth proportional to 8,432,047, 12,648,420.42 and 2,448,415 is: 3,672,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432,047 : 12,648,420.42 = 2,448,415 : x
  2. Step 2: Convert to fraction form
    8,432,047/12,648,420.42 = 2,448,415/x
  3. Step 3: Cross multiply
    8,432,047x = 12,648,420.42 × 2,448,415
  4. Step 4: Simplify right side
    8,432,047x = 30,968,582,282,634.30
  5. Step 5: Solve for x
    x = 30,968,582,282,634.30/8,432,047
  6. Step 6: Final answer
    x = 3,672,724.11

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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.