Home / 15,801,400.16-21,805,865.04-8,832,068.48

Finding the Fourth Proportional to 15,801,400.16, 21,805,865.04 and 8,832,068.48

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Solution

The fourth proportional to 15,801,400.16, 21,805,865.04 and 8,832,068.48 is: 12,188,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,801,400.16 : 21,805,865.04 = 8,832,068.48 : x
  2. Step 2: Convert to fraction form
    15,801,400.16/21,805,865.04 = 8,832,068.48/x
  3. Step 3: Cross multiply
    15,801,400.16x = 21,805,865.04 × 8,832,068.48
  4. Step 4: Simplify right side
    15,801,400.16x = 192,590,893,298,917.94
  5. Step 5: Solve for x
    x = 192,590,893,298,917.94/15,801,400.16
  6. Step 6: Final answer
    x = 12,188,216.95

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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.