Home / 11,205,621.70-16,808,432.55-9,611,298.70

Finding the Fourth Proportional to 11,205,621.70, 16,808,432.55 and 9,611,298.70

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Solution

The fourth proportional to 11,205,621.70, 16,808,432.55 and 9,611,298.70 is: 14,416,948.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205,621.70 : 16,808,432.55 = 9,611,298.70 : x
  2. Step 2: Convert to fraction form
    11,205,621.70/16,808,432.55 = 9,611,298.70/x
  3. Step 3: Cross multiply
    11,205,621.70x = 16,808,432.55 × 9,611,298.70
  4. Step 4: Simplify right side
    11,205,621.70x = 161,550,865,916,852.69
  5. Step 5: Solve for x
    x = 161,550,865,916,852.69/11,205,621.70
  6. Step 6: Final answer
    x = 14,416,948.05

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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.