Home / 18,892,730.81-26,065,443.80-11,452,778.26

Finding the Fourth Proportional to 18,892,730.81, 26,065,443.80 and 11,452,778.26

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Solution

The fourth proportional to 18,892,730.81, 26,065,443.80 and 11,452,778.26 is: 15,800,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892,730.81 : 26,065,443.80 = 11,452,778.26 : x
  2. Step 2: Convert to fraction form
    18,892,730.81/26,065,443.80 = 11,452,778.26/x
  3. Step 3: Cross multiply
    18,892,730.81x = 26,065,443.80 × 11,452,778.26
  4. Step 4: Simplify right side
    18,892,730.81x = 298,521,748,053,360.12
  5. Step 5: Solve for x
    x = 298,521,748,053,360.12/18,892,730.81
  6. Step 6: Final answer
    x = 15,800,878.71

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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.