Home / 11,307,130.20-16,832,816.10-11,239,869.51

Finding the Fourth Proportional to 11,307,130.20, 16,832,816.10 and 11,239,869.51

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Solution

The fourth proportional to 11,307,130.20, 16,832,816.10 and 11,239,869.51 is: 16,732,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307,130.20 : 16,832,816.10 = 11,239,869.51 : x
  2. Step 2: Convert to fraction form
    11,307,130.20/16,832,816.10 = 11,239,869.51/x
  3. Step 3: Cross multiply
    11,307,130.20x = 16,832,816.10 × 11,239,869.51
  4. Step 4: Simplify right side
    11,307,130.20x = 189,198,656,449,827.12
  5. Step 5: Solve for x
    x = 189,198,656,449,827.12/11,307,130.20
  6. Step 6: Final answer
    x = 16,732,685.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.