Home / 15,974,346.30-23,961,519.45-13,139,994.30

Finding the Fourth Proportional to 15,974,346.30, 23,961,519.45 and 13,139,994.30

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Solution

The fourth proportional to 15,974,346.30, 23,961,519.45 and 13,139,994.30 is: 19,709,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974,346.30 : 23,961,519.45 = 13,139,994.30 : x
  2. Step 2: Convert to fraction form
    15,974,346.30/23,961,519.45 = 13,139,994.30/x
  3. Step 3: Cross multiply
    15,974,346.30x = 23,961,519.45 × 13,139,994.30
  4. Step 4: Simplify right side
    15,974,346.30x = 314,854,228,992,339.12
  5. Step 5: Solve for x
    x = 314,854,228,992,339.12/15,974,346.30
  6. Step 6: Final answer
    x = 19,709,991.45

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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.