Home / 17,520,199.32-26,280,363.54-5,389,578.72

Finding the Fourth Proportional to 17,520,199.32, 26,280,363.54 and 5,389,578.72

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Solution

The fourth proportional to 17,520,199.32, 26,280,363.54 and 5,389,578.72 is: 8,084,387.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520,199.32 : 26,280,363.54 = 5,389,578.72 : x
  2. Step 2: Convert to fraction form
    17,520,199.32/26,280,363.54 = 5,389,578.72/x
  3. Step 3: Cross multiply
    17,520,199.32x = 26,280,363.54 × 5,389,578.72
  4. Step 4: Simplify right side
    17,520,199.32x = 141,640,088,089,047.84
  5. Step 5: Solve for x
    x = 141,640,088,089,047.84/17,520,199.32
  6. Step 6: Final answer
    x = 8,084,387.94

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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.