Home / 15,895,699.88-23,839,243.68-4,378,428

Finding the Fourth Proportional to 15,895,699.88, 23,839,243.68 and 4,378,428

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Solution

The fourth proportional to 15,895,699.88, 23,839,243.68 and 4,378,428 is: 6,566,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,895,699.88 : 23,839,243.68 = 4,378,428 : x
  2. Step 2: Convert to fraction form
    15,895,699.88/23,839,243.68 = 4,378,428/x
  3. Step 3: Cross multiply
    15,895,699.88x = 23,839,243.68 × 4,378,428
  4. Step 4: Simplify right side
    15,895,699.88x = 104,378,412,027,335.03
  5. Step 5: Solve for x
    x = 104,378,412,027,335.03/15,895,699.88
  6. Step 6: Final answer
    x = 6,566,455.89

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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.