Home / 15,753,450.24-21,739,460.40-8,877,794.40

Finding the Fourth Proportional to 15,753,450.24, 21,739,460.40 and 8,877,794.40

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Solution

The fourth proportional to 15,753,450.24, 21,739,460.40 and 8,877,794.40 is: 12,251,186.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753,450.24 : 21,739,460.40 = 8,877,794.40 : x
  2. Step 2: Convert to fraction form
    15,753,450.24/21,739,460.40 = 8,877,794.40/x
  3. Step 3: Cross multiply
    15,753,450.24x = 21,739,460.40 × 8,877,794.40
  4. Step 4: Simplify right side
    15,753,450.24x = 192,998,459,798,141.75
  5. Step 5: Solve for x
    x = 192,998,459,798,141.75/15,753,450.24
  6. Step 6: Final answer
    x = 12,251,186.68

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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.