Home / 15,864,383.61-21,899,547-10,714,720.32

Finding the Fourth Proportional to 15,864,383.61, 21,899,547 and 10,714,720.32

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Solution

The fourth proportional to 15,864,383.61, 21,899,547 and 10,714,720.32 is: 14,790,837.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864,383.61 : 21,899,547 = 10,714,720.32 : x
  2. Step 2: Convert to fraction form
    15,864,383.61/21,899,547 = 10,714,720.32/x
  3. Step 3: Cross multiply
    15,864,383.61x = 21,899,547 × 10,714,720.32
  4. Step 4: Simplify right side
    15,864,383.61x = 234,647,521,239,695.03
  5. Step 5: Solve for x
    x = 234,647,521,239,695.03/15,864,383.61
  6. Step 6: Final answer
    x = 14,790,837.58

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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.