Home / 27,238,528.80-40,857,793.20-20,064,075.30

Finding the Fourth Proportional to 27,238,528.80, 40,857,793.20 and 20,064,075.30

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Solution

The fourth proportional to 27,238,528.80, 40,857,793.20 and 20,064,075.30 is: 30,096,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238,528.80 : 40,857,793.20 = 20,064,075.30 : x
  2. Step 2: Convert to fraction form
    27,238,528.80/40,857,793.20 = 20,064,075.30/x
  3. Step 3: Cross multiply
    27,238,528.80x = 40,857,793.20 × 20,064,075.30
  4. Step 4: Simplify right side
    27,238,528.80x = 819,773,839,356,628
  5. Step 5: Solve for x
    x = 819,773,839,356,628/27,238,528.80
  6. Step 6: Final answer
    x = 30,096,112.95

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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.