Home / 12,707,426.86-17,536,384.50-6,906,208.90

Finding the Fourth Proportional to 12,707,426.86, 17,536,384.50 and 6,906,208.90

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Solution

The fourth proportional to 12,707,426.86, 17,536,384.50 and 6,906,208.90 is: 9,530,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,707,426.86 : 17,536,384.50 = 6,906,208.90 : x
  2. Step 2: Convert to fraction form
    12,707,426.86/17,536,384.50 = 6,906,208.90/x
  3. Step 3: Cross multiply
    12,707,426.86x = 17,536,384.50 × 6,906,208.90
  4. Step 4: Simplify right side
    12,707,426.86x = 121,109,934,707,722.06
  5. Step 5: Solve for x
    x = 121,109,934,707,722.06/12,707,426.86
  6. Step 6: Final answer
    x = 9,530,641.89

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1.5x scale

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.