Home / 16,813,745.39-23,203,225.83-9,938,867.15

Finding the Fourth Proportional to 16,813,745.39, 23,203,225.83 and 9,938,867.15

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Solution

The fourth proportional to 16,813,745.39, 23,203,225.83 and 9,938,867.15 is: 13,715,788.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813,745.39 : 23,203,225.83 = 9,938,867.15 : x
  2. Step 2: Convert to fraction form
    16,813,745.39/23,203,225.83 = 9,938,867.15/x
  3. Step 3: Cross multiply
    16,813,745.39x = 23,203,225.83 × 9,938,867.15
  4. Step 4: Simplify right side
    16,813,745.39x = 230,613,778,859,802.31
  5. Step 5: Solve for x
    x = 230,613,778,859,802.31/16,813,745.39
  6. Step 6: Final answer
    x = 13,715,788.69

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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.