Home / 17,681,844.60-26,469,622.80-10,489,676.40

Finding the Fourth Proportional to 17,681,844.60, 26,469,622.80 and 10,489,676.40

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Solution

The fourth proportional to 17,681,844.60, 26,469,622.80 and 10,489,676.40 is: 15,702,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681,844.60 : 26,469,622.80 = 10,489,676.40 : x
  2. Step 2: Convert to fraction form
    17,681,844.60/26,469,622.80 = 10,489,676.40/x
  3. Step 3: Cross multiply
    17,681,844.60x = 26,469,622.80 × 10,489,676.40
  4. Step 4: Simplify right side
    17,681,844.60x = 277,657,777,602,061.94
  5. Step 5: Solve for x
    x = 277,657,777,602,061.94/17,681,844.60
  6. Step 6: Final answer
    x = 15,702,987.10

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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.