Home / 21,384,045.20-32,061,898.20-11,804,013.20

Finding the Fourth Proportional to 21,384,045.20, 32,061,898.20 and 11,804,013.20

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Solution

The fourth proportional to 21,384,045.20, 32,061,898.20 and 11,804,013.20 is: 17,698,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,045.20 : 32,061,898.20 = 11,804,013.20 : x
  2. Step 2: Convert to fraction form
    21,384,045.20/32,061,898.20 = 11,804,013.20/x
  3. Step 3: Cross multiply
    21,384,045.20x = 32,061,898.20 × 11,804,013.20
  4. Step 4: Simplify right side
    21,384,045.20x = 378,459,069,569,856.19
  5. Step 5: Solve for x
    x = 378,459,069,569,856.19/21,384,045.20
  6. Step 6: Final answer
    x = 17,698,198.17

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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.