Home / 14,613,209.77-20,166,268.71-8,087,289.25

Finding the Fourth Proportional to 14,613,209.77, 20,166,268.71 and 8,087,289.25

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Solution

The fourth proportional to 14,613,209.77, 20,166,268.71 and 8,087,289.25 is: 11,160,480.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613,209.77 : 20,166,268.71 = 8,087,289.25 : x
  2. Step 2: Convert to fraction form
    14,613,209.77/20,166,268.71 = 8,087,289.25/x
  3. Step 3: Cross multiply
    14,613,209.77x = 20,166,268.71 × 8,087,289.25
  4. Step 4: Simplify right side
    14,613,209.77x = 163,090,448,150,994.38
  5. Step 5: Solve for x
    x = 163,090,448,150,994.38/14,613,209.77
  6. Step 6: Final answer
    x = 11,160,480.87

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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.