Home / 19,932,961.20-29,899,441.80-19,744,004.40

Finding the Fourth Proportional to 19,932,961.20, 29,899,441.80 and 19,744,004.40

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Solution

The fourth proportional to 19,932,961.20, 29,899,441.80 and 19,744,004.40 is: 29,616,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932,961.20 : 29,899,441.80 = 19,744,004.40 : x
  2. Step 2: Convert to fraction form
    19,932,961.20/29,899,441.80 = 19,744,004.40/x
  3. Step 3: Cross multiply
    19,932,961.20x = 29,899,441.80 × 19,744,004.40
  4. Step 4: Simplify right side
    19,932,961.20x = 590,334,710,456,743.88
  5. Step 5: Solve for x
    x = 590,334,710,456,743.88/19,932,961.20
  6. Step 6: Final answer
    x = 29,616,006.60

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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.