Home / 19,561,328.20-29,341,992.30-11,478,176.20

Finding the Fourth Proportional to 19,561,328.20, 29,341,992.30 and 11,478,176.20

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Solution

The fourth proportional to 19,561,328.20, 29,341,992.30 and 11,478,176.20 is: 17,217,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561,328.20 : 29,341,992.30 = 11,478,176.20 : x
  2. Step 2: Convert to fraction form
    19,561,328.20/29,341,992.30 = 11,478,176.20/x
  3. Step 3: Cross multiply
    19,561,328.20x = 29,341,992.30 × 11,478,176.20
  4. Step 4: Simplify right side
    19,561,328.20x = 336,792,557,678,443.25
  5. Step 5: Solve for x
    x = 336,792,557,678,443.25/19,561,328.20
  6. Step 6: Final answer
    x = 17,217,264.30

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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.