Home / 8,989,358.70-13,484,431.65-2,600,256.90

Finding the Fourth Proportional to 8,989,358.70, 13,484,431.65 and 2,600,256.90

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Solution

The fourth proportional to 8,989,358.70, 13,484,431.65 and 2,600,256.90 is: 3,900,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,358.70 : 13,484,431.65 = 2,600,256.90 : x
  2. Step 2: Convert to fraction form
    8,989,358.70/13,484,431.65 = 2,600,256.90/x
  3. Step 3: Cross multiply
    8,989,358.70x = 13,484,431.65 × 2,600,256.90
  4. Step 4: Simplify right side
    8,989,358.70x = 35,062,986,440,490.88
  5. Step 5: Solve for x
    x = 35,062,986,440,490.88/8,989,358.70
  6. Step 6: Final answer
    x = 3,900,499.20

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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.