Home / 8,038,920.53-12,051,602.21-3,486,540.61

Finding the Fourth Proportional to 8,038,920.53, 12,051,602.21 and 3,486,540.61

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Solution

The fourth proportional to 8,038,920.53, 12,051,602.21 and 3,486,540.61 is: 5,226,870.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038,920.53 : 12,051,602.21 = 3,486,540.61 : x
  2. Step 2: Convert to fraction form
    8,038,920.53/12,051,602.21 = 3,486,540.61/x
  3. Step 3: Cross multiply
    8,038,920.53x = 12,051,602.21 × 3,486,540.61
  4. Step 4: Simplify right side
    8,038,920.53x = 42,018,400,544,511.60
  5. Step 5: Solve for x
    x = 42,018,400,544,511.60/8,038,920.53
  6. Step 6: Final answer
    x = 5,226,870.99

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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.