Home / 4,726,479.90-7,093,219.05-3,128,511.90

Finding the Fourth Proportional to 4,726,479.90, 7,093,219.05 and 3,128,511.90

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Solution

The fourth proportional to 4,726,479.90, 7,093,219.05 and 3,128,511.90 is: 4,695,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726,479.90 : 7,093,219.05 = 3,128,511.90 : x
  2. Step 2: Convert to fraction form
    4,726,479.90/7,093,219.05 = 3,128,511.90/x
  3. Step 3: Cross multiply
    4,726,479.90x = 7,093,219.05 × 3,128,511.90
  4. Step 4: Simplify right side
    4,726,479.90x = 22,191,220,207,231.70
  5. Step 5: Solve for x
    x = 22,191,220,207,231.70/4,726,479.90
  6. Step 6: Final answer
    x = 4,695,084.01

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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.