Home / 13,295,222.93-18,348,817.93-7,793,220.57

Finding the Fourth Proportional to 13,295,222.93, 18,348,817.93 and 7,793,220.57

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Solution

The fourth proportional to 13,295,222.93, 18,348,817.93 and 7,793,220.57 is: 10,755,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295,222.93 : 18,348,817.93 = 7,793,220.57 : x
  2. Step 2: Convert to fraction form
    13,295,222.93/18,348,817.93 = 7,793,220.57/x
  3. Step 3: Cross multiply
    13,295,222.93x = 18,348,817.93 × 7,793,220.57
  4. Step 4: Simplify right side
    13,295,222.93x = 142,996,385,307,777.75
  5. Step 5: Solve for x
    x = 142,996,385,307,777.75/13,295,222.93
  6. Step 6: Final answer
    x = 10,755,471.05

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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.