Home / 23,302,298.66-32,170,949.15-20,716,822.40

Finding the Fourth Proportional to 23,302,298.66, 32,170,949.15 and 20,716,822.40

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Solution

The fourth proportional to 23,302,298.66, 32,170,949.15 and 20,716,822.40 is: 28,601,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,302,298.66 : 32,170,949.15 = 20,716,822.40 : x
  2. Step 2: Convert to fraction form
    23,302,298.66/32,170,949.15 = 20,716,822.40/x
  3. Step 3: Cross multiply
    23,302,298.66x = 32,170,949.15 × 20,716,822.40
  4. Step 4: Simplify right side
    23,302,298.66x = 666,479,839,715,542.12
  5. Step 5: Solve for x
    x = 666,479,839,715,542.12/23,302,298.66
  6. Step 6: Final answer
    x = 28,601,463.30

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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.