Home / 17,655,656.40-26,483,484.60-9,138,603.60

Finding the Fourth Proportional to 17,655,656.40, 26,483,484.60 and 9,138,603.60

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Solution

The fourth proportional to 17,655,656.40, 26,483,484.60 and 9,138,603.60 is: 13,707,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655,656.40 : 26,483,484.60 = 9,138,603.60 : x
  2. Step 2: Convert to fraction form
    17,655,656.40/26,483,484.60 = 9,138,603.60/x
  3. Step 3: Cross multiply
    17,655,656.40x = 26,483,484.60 × 9,138,603.60
  4. Step 4: Simplify right side
    17,655,656.40x = 242,022,067,706,104.56
  5. Step 5: Solve for x
    x = 242,022,067,706,104.56/17,655,656.40
  6. Step 6: Final answer
    x = 13,707,905.40

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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.