Home / 40,824,005.40-61,236,008.10-18,104,902.65

Finding the Fourth Proportional to 40,824,005.40, 61,236,008.10 and 18,104,902.65

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Solution

The fourth proportional to 40,824,005.40, 61,236,008.10 and 18,104,902.65 is: 27,157,353.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824,005.40 : 61,236,008.10 = 18,104,902.65 : x
  2. Step 2: Convert to fraction form
    40,824,005.40/61,236,008.10 = 18,104,902.65/x
  3. Step 3: Cross multiply
    40,824,005.40x = 61,236,008.10 × 18,104,902.65
  4. Step 4: Simplify right side
    40,824,005.40x = 1,108,671,965,325,111.38
  5. Step 5: Solve for x
    x = 1,108,671,965,325,111.38/40,824,005.40
  6. Step 6: Final answer
    x = 27,157,353.98

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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.