Home / 10,986,739.70-16,480,109.55-10,426,867.70

Finding the Fourth Proportional to 10,986,739.70, 16,480,109.55 and 10,426,867.70

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Solution

The fourth proportional to 10,986,739.70, 16,480,109.55 and 10,426,867.70 is: 15,640,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,986,739.70 : 16,480,109.55 = 10,426,867.70 : x
  2. Step 2: Convert to fraction form
    10,986,739.70/16,480,109.55 = 10,426,867.70/x
  3. Step 3: Cross multiply
    10,986,739.70x = 16,480,109.55 × 10,426,867.70
  4. Step 4: Simplify right side
    10,986,739.70x = 171,835,921,959,356.53
  5. Step 5: Solve for x
    x = 171,835,921,959,356.53/10,986,739.70
  6. Step 6: Final answer
    x = 15,640,301.55

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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.