Home / 11,005,447.80-16,508,171.70-3,432,401.40

Finding the Fourth Proportional to 11,005,447.80, 16,508,171.70 and 3,432,401.40

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Solution

The fourth proportional to 11,005,447.80, 16,508,171.70 and 3,432,401.40 is: 5,148,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,447.80 : 16,508,171.70 = 3,432,401.40 : x
  2. Step 2: Convert to fraction form
    11,005,447.80/16,508,171.70 = 3,432,401.40/x
  3. Step 3: Cross multiply
    11,005,447.80x = 16,508,171.70 × 3,432,401.40
  4. Step 4: Simplify right side
    11,005,447.80x = 56,662,671,654,520.38
  5. Step 5: Solve for x
    x = 56,662,671,654,520.38/11,005,447.80
  6. Step 6: Final answer
    x = 5,148,602.10

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1.5x scale

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.