Home / 13,471,433.40-20,207,150.10-11,877,110.40

Finding the Fourth Proportional to 13,471,433.40, 20,207,150.10 and 11,877,110.40

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Solution

The fourth proportional to 13,471,433.40, 20,207,150.10 and 11,877,110.40 is: 17,815,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,433.40 : 20,207,150.10 = 11,877,110.40 : x
  2. Step 2: Convert to fraction form
    13,471,433.40/20,207,150.10 = 11,877,110.40/x
  3. Step 3: Cross multiply
    13,471,433.40x = 20,207,150.10 × 11,877,110.40
  4. Step 4: Simplify right side
    13,471,433.40x = 240,002,552,607,071.06
  5. Step 5: Solve for x
    x = 240,002,552,607,071.06/13,471,433.40
  6. Step 6: Final answer
    x = 17,815,665.60

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1.5x scale

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.