Home / 21,137,616.24-29,169,746.04-11,479,824.24

Finding the Fourth Proportional to 21,137,616.24, 29,169,746.04 and 11,479,824.24

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Solution

The fourth proportional to 21,137,616.24, 29,169,746.04 and 11,479,824.24 is: 15,842,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,137,616.24 : 29,169,746.04 = 11,479,824.24 : x
  2. Step 2: Convert to fraction form
    21,137,616.24/29,169,746.04 = 11,479,824.24/x
  3. Step 3: Cross multiply
    21,137,616.24x = 29,169,746.04 × 11,479,824.24
  4. Step 4: Simplify right side
    21,137,616.24x = 334,863,557,664,636
  5. Step 5: Solve for x
    x = 334,863,557,664,636/21,137,616.24
  6. Step 6: Final answer
    x = 15,842,068.18

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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.