Home / 22,013,577.60-30,378,832.50-12,223,991.76

Finding the Fourth Proportional to 22,013,577.60, 30,378,832.50 and 12,223,991.76

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Solution

The fourth proportional to 22,013,577.60, 30,378,832.50 and 12,223,991.76 is: 16,869,161.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013,577.60 : 30,378,832.50 = 12,223,991.76 : x
  2. Step 2: Convert to fraction form
    22,013,577.60/30,378,832.50 = 12,223,991.76/x
  3. Step 3: Cross multiply
    22,013,577.60x = 30,378,832.50 × 12,223,991.76
  4. Step 4: Simplify right side
    22,013,577.60x = 371,350,598,158,420.19
  5. Step 5: Solve for x
    x = 371,350,598,158,420.19/22,013,577.60
  6. Step 6: Final answer
    x = 16,869,161.61

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1.5x scale

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.