Home / 17,520,148.31-26,280,287.01-5,389,527.69

Finding the Fourth Proportional to 17,520,148.31, 26,280,287.01 and 5,389,527.69

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Solution

The fourth proportional to 17,520,148.31, 26,280,287.01 and 5,389,527.69 is: 8,084,311.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520,148.31 : 26,280,287.01 = 5,389,527.69 : x
  2. Step 2: Convert to fraction form
    17,520,148.31/26,280,287.01 = 5,389,527.69/x
  3. Step 3: Cross multiply
    17,520,148.31x = 26,280,287.01 × 5,389,527.69
  4. Step 4: Simplify right side
    17,520,148.31x = 141,638,334,541,542.31
  5. Step 5: Solve for x
    x = 141,638,334,541,542.31/17,520,148.31
  6. Step 6: Final answer
    x = 8,084,311.39

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1.5x scale

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.