Home / 12,053,694.21-16,634,220.19-6,547,176.78

Finding the Fourth Proportional to 12,053,694.21, 16,634,220.19 and 6,547,176.78

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Solution

The fourth proportional to 12,053,694.21, 16,634,220.19 and 6,547,176.78 is: 9,035,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053,694.21 : 16,634,220.19 = 6,547,176.78 : x
  2. Step 2: Convert to fraction form
    12,053,694.21/16,634,220.19 = 6,547,176.78/x
  3. Step 3: Cross multiply
    12,053,694.21x = 16,634,220.19 × 6,547,176.78
  4. Step 4: Simplify right side
    12,053,694.21x = 108,907,180,165,007.25
  5. Step 5: Solve for x
    x = 108,907,180,165,007.25/12,053,694.21
  6. Step 6: Final answer
    x = 9,035,170.32

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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.