Home / 17,542,929.12-26,291,412.19-8,426,889.22

Finding the Fourth Proportional to 17,542,929.12, 26,291,412.19 and 8,426,889.22

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Solution

The fourth proportional to 17,542,929.12, 26,291,412.19 and 8,426,889.22 is: 12,629,294.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,542,929.12 : 26,291,412.19 = 8,426,889.22 : x
  2. Step 2: Convert to fraction form
    17,542,929.12/26,291,412.19 = 8,426,889.22/x
  3. Step 3: Cross multiply
    17,542,929.12x = 26,291,412.19 × 8,426,889.22
  4. Step 4: Simplify right side
    17,542,929.12x = 221,554,817,909,187.81
  5. Step 5: Solve for x
    x = 221,554,817,909,187.81/17,542,929.12
  6. Step 6: Final answer
    x = 12,629,294.48

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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.