Home / 27,288,941.40-40,905,855.90-13,621,066.20

Finding the Fourth Proportional to 27,288,941.40, 40,905,855.90 and 13,621,066.20

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Solution

The fourth proportional to 27,288,941.40, 40,905,855.90 and 13,621,066.20 is: 20,417,844.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288,941.40 : 40,905,855.90 = 13,621,066.20 : x
  2. Step 2: Convert to fraction form
    27,288,941.40/40,905,855.90 = 13,621,066.20/x
  3. Step 3: Cross multiply
    27,288,941.40x = 40,905,855.90 × 13,621,066.20
  4. Step 4: Simplify right side
    27,288,941.40x = 557,181,371,181,560.50
  5. Step 5: Solve for x
    x = 557,181,371,181,560.50/27,288,941.40
  6. Step 6: Final answer
    x = 20,417,844.83

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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.