Home / 8,989,682.40-13,486,273.20-2,600,143.20

Finding the Fourth Proportional to 8,989,682.40, 13,486,273.20 and 2,600,143.20

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Solution

The fourth proportional to 8,989,682.40, 13,486,273.20 and 2,600,143.20 is: 3,900,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,682.40 : 13,486,273.20 = 2,600,143.20 : x
  2. Step 2: Convert to fraction form
    8,989,682.40/13,486,273.20 = 2,600,143.20/x
  3. Step 3: Cross multiply
    8,989,682.40x = 13,486,273.20 × 2,600,143.20
  4. Step 4: Simplify right side
    8,989,682.40x = 35,066,241,554,322.24
  5. Step 5: Solve for x
    x = 35,066,241,554,322.24/8,989,682.40
  6. Step 6: Final answer
    x = 3,900,720.85

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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.