Home / 27,320,729.60-40,996,840.80-10,293,622.40

Finding the Fourth Proportional to 27,320,729.60, 40,996,840.80 and 10,293,622.40

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Solution

The fourth proportional to 27,320,729.60, 40,996,840.80 and 10,293,622.40 is: 15,446,366.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,320,729.60 : 40,996,840.80 = 10,293,622.40 : x
  2. Step 2: Convert to fraction form
    27,320,729.60/40,996,840.80 = 10,293,622.40/x
  3. Step 3: Cross multiply
    27,320,729.60x = 40,996,840.80 × 10,293,622.40
  4. Step 4: Simplify right side
    27,320,729.60x = 422,005,998,788,113.88
  5. Step 5: Solve for x
    x = 422,005,998,788,113.88/27,320,729.60
  6. Step 6: Final answer
    x = 15,446,366.37

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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.