Home / 14,854,705.74-20,503,140.54-9,056,684.43

Finding the Fourth Proportional to 14,854,705.74, 20,503,140.54 and 9,056,684.43

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Solution

The fourth proportional to 14,854,705.74, 20,503,140.54 and 9,056,684.43 is: 12,500,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,854,705.74 : 20,503,140.54 = 9,056,684.43 : x
  2. Step 2: Convert to fraction form
    14,854,705.74/20,503,140.54 = 9,056,684.43/x
  3. Step 3: Cross multiply
    14,854,705.74x = 20,503,140.54 × 9,056,684.43
  4. Step 4: Simplify right side
    14,854,705.74x = 185,690,473,694,719.78
  5. Step 5: Solve for x
    x = 185,690,473,694,719.78/14,854,705.74
  6. Step 6: Final answer
    x = 12,500,447.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.