Home / 21,410,123.14-29,546,002.41-11,620,570.92

Finding the Fourth Proportional to 21,410,123.14, 29,546,002.41 and 11,620,570.92

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Solution

The fourth proportional to 21,410,123.14, 29,546,002.41 and 11,620,570.92 is: 16,036,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410,123.14 : 29,546,002.41 = 11,620,570.92 : x
  2. Step 2: Convert to fraction form
    21,410,123.14/29,546,002.41 = 11,620,570.92/x
  3. Step 3: Cross multiply
    21,410,123.14x = 29,546,002.41 × 11,620,570.92
  4. Step 4: Simplify right side
    21,410,123.14x = 343,341,416,349,793.06
  5. Step 5: Solve for x
    x = 343,341,416,349,793.06/21,410,123.14
  6. Step 6: Final answer
    x = 16,036,405.49

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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.