Home / 13,746,913.80-20,642,402.70-10,930,446.60

Finding the Fourth Proportional to 13,746,913.80, 20,642,402.70 and 10,930,446.60

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Solution

The fourth proportional to 13,746,913.80, 20,642,402.70 and 10,930,446.60 is: 16,413,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746,913.80 : 20,642,402.70 = 10,930,446.60 : x
  2. Step 2: Convert to fraction form
    13,746,913.80/20,642,402.70 = 10,930,446.60/x
  3. Step 3: Cross multiply
    13,746,913.80x = 20,642,402.70 × 10,930,446.60
  4. Step 4: Simplify right side
    13,746,913.80x = 225,630,680,408,045.81
  5. Step 5: Solve for x
    x = 225,630,680,408,045.81/13,746,913.80
  6. Step 6: Final answer
    x = 16,413,187.98

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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.