Home / 20,266,936.80-30,402,401.04-5,890,130.16

Finding the Fourth Proportional to 20,266,936.80, 30,402,401.04 and 5,890,130.16

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Solution

The fourth proportional to 20,266,936.80, 30,402,401.04 and 5,890,130.16 is: 8,835,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,266,936.80 : 30,402,401.04 = 5,890,130.16 : x
  2. Step 2: Convert to fraction form
    20,266,936.80/30,402,401.04 = 5,890,130.16/x
  3. Step 3: Cross multiply
    20,266,936.80x = 30,402,401.04 × 5,890,130.16
  4. Step 4: Simplify right side
    20,266,936.80x = 179,074,099,302,119.38
  5. Step 5: Solve for x
    x = 179,074,099,302,119.38/20,266,936.80
  6. Step 6: Final answer
    x = 8,835,775.29

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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.