Home / 36,154,016.12-49,899,783.84-21,477,835.91

Finding the Fourth Proportional to 36,154,016.12, 49,899,783.84 and 21,477,835.91

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Solution

The fourth proportional to 36,154,016.12, 49,899,783.84 and 21,477,835.91 is: 29,643,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,154,016.12 : 49,899,783.84 = 21,477,835.91 : x
  2. Step 2: Convert to fraction form
    36,154,016.12/49,899,783.84 = 21,477,835.91/x
  3. Step 3: Cross multiply
    36,154,016.12x = 49,899,783.84 × 21,477,835.91
  4. Step 4: Simplify right side
    36,154,016.12x = 1,071,739,369,259,989.75
  5. Step 5: Solve for x
    x = 1,071,739,369,259,989.75/36,154,016.12
  6. Step 6: Final answer
    x = 29,643,715.53

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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.