Home / 20,270,640.35-30,411,143.40-5,893,708.08

Finding the Fourth Proportional to 20,270,640.35, 30,411,143.40 and 5,893,708.08

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Solution

The fourth proportional to 20,270,640.35, 30,411,143.40 and 5,893,708.08 is: 8,842,069.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,270,640.35 : 30,411,143.40 = 5,893,708.08 : x
  2. Step 2: Convert to fraction form
    20,270,640.35/30,411,143.40 = 5,893,708.08/x
  3. Step 3: Cross multiply
    20,270,640.35x = 30,411,143.40 × 5,893,708.08
  4. Step 4: Simplify right side
    20,270,640.35x = 179,234,401,578,618.66
  5. Step 5: Solve for x
    x = 179,234,401,578,618.66/20,270,640.35
  6. Step 6: Final answer
    x = 8,842,069.05

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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.