Home / 5,879,213.40-8,818,820.10-4,187,155.80

Finding the Fourth Proportional to 5,879,213.40, 8,818,820.10 and 4,187,155.80

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Solution

The fourth proportional to 5,879,213.40, 8,818,820.10 and 4,187,155.80 is: 6,280,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879,213.40 : 8,818,820.10 = 4,187,155.80 : x
  2. Step 2: Convert to fraction form
    5,879,213.40/8,818,820.10 = 4,187,155.80/x
  3. Step 3: Cross multiply
    5,879,213.40x = 8,818,820.10 × 4,187,155.80
  4. Step 4: Simplify right side
    5,879,213.40x = 36,925,773,730,871.58
  5. Step 5: Solve for x
    x = 36,925,773,730,871.58/5,879,213.40
  6. Step 6: Final answer
    x = 6,280,733.70

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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.