Home / 8,672,465.50-13,003,655.78-3,281,532.36

Finding the Fourth Proportional to 8,672,465.50, 13,003,655.78 and 3,281,532.36

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Solution

The fourth proportional to 8,672,465.50, 13,003,655.78 and 3,281,532.36 is: 4,920,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,465.50 : 13,003,655.78 = 3,281,532.36 : x
  2. Step 2: Convert to fraction form
    8,672,465.50/13,003,655.78 = 3,281,532.36/x
  3. Step 3: Cross multiply
    8,672,465.50x = 13,003,655.78 × 3,281,532.36
  4. Step 4: Simplify right side
    8,672,465.50x = 42,671,917,240,371.04
  5. Step 5: Solve for x
    x = 42,671,917,240,371.04/8,672,465.50
  6. Step 6: Final answer
    x = 4,920,390.54

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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.