Home / 13,295,196.50-18,348,781.73-7,793,194.32

Finding the Fourth Proportional to 13,295,196.50, 18,348,781.73 and 7,793,194.32

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Solution

The fourth proportional to 13,295,196.50, 18,348,781.73 and 7,793,194.32 is: 10,755,434.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295,196.50 : 18,348,781.73 = 7,793,194.32 : x
  2. Step 2: Convert to fraction form
    13,295,196.50/18,348,781.73 = 7,793,194.32/x
  3. Step 3: Cross multiply
    13,295,196.50x = 18,348,781.73 × 7,793,194.32
  4. Step 4: Simplify right side
    13,295,196.50x = 142,995,621,518,189.81
  5. Step 5: Solve for x
    x = 142,995,621,518,189.81/13,295,196.50
  6. Step 6: Final answer
    x = 10,755,434.99

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