Home / 56,663,103.60-84,994,655.40-18,352,112.40

Finding the Fourth Proportional to 56,663,103.60, 84,994,655.40 and 18,352,112.40

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Solution

The fourth proportional to 56,663,103.60, 84,994,655.40 and 18,352,112.40 is: 27,528,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,663,103.60 : 84,994,655.40 = 18,352,112.40 : x
  2. Step 2: Convert to fraction form
    56,663,103.60/84,994,655.40 = 18,352,112.40/x
  3. Step 3: Cross multiply
    56,663,103.60x = 84,994,655.40 × 18,352,112.40
  4. Step 4: Simplify right side
    56,663,103.60x = 1,559,831,469,300,067
  5. Step 5: Solve for x
    x = 1,559,831,469,300,067/56,663,103.60
  6. Step 6: Final answer
    x = 27,528,168.60

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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.