Home / 13,550,027.10-18,699,055.29-7,355,069.70

Finding the Fourth Proportional to 13,550,027.10, 18,699,055.29 and 7,355,069.70

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Solution

The fourth proportional to 13,550,027.10, 18,699,055.29 and 7,355,069.70 is: 10,150,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550,027.10 : 18,699,055.29 = 7,355,069.70 : x
  2. Step 2: Convert to fraction form
    13,550,027.10/18,699,055.29 = 7,355,069.70/x
  3. Step 3: Cross multiply
    13,550,027.10x = 18,699,055.29 × 7,355,069.70
  4. Step 4: Simplify right side
    13,550,027.10x = 137,532,854,982,103.70
  5. Step 5: Solve for x
    x = 137,532,854,982,103.70/13,550,027.10
  6. Step 6: Final answer
    x = 10,150,005.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.