Home / 23,100,483.15-31,881,515.90-13,179,808.35

Finding the Fourth Proportional to 23,100,483.15, 31,881,515.90 and 13,179,808.35

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Solution

The fourth proportional to 23,100,483.15, 31,881,515.90 and 13,179,808.35 is: 18,189,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,100,483.15 : 31,881,515.90 = 13,179,808.35 : x
  2. Step 2: Convert to fraction form
    23,100,483.15/31,881,515.90 = 13,179,808.35/x
  3. Step 3: Cross multiply
    23,100,483.15x = 31,881,515.90 × 13,179,808.35
  4. Step 4: Simplify right side
    23,100,483.15x = 420,192,269,403,578.69
  5. Step 5: Solve for x
    x = 420,192,269,403,578.69/23,100,483.15
  6. Step 6: Final answer
    x = 18,189,761.08

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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.