Home / 19,773,695.20-29,660,542.80-9,695,999.20

Finding the Fourth Proportional to 19,773,695.20, 29,660,542.80 and 9,695,999.20

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Solution

The fourth proportional to 19,773,695.20, 29,660,542.80 and 9,695,999.20 is: 14,543,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773,695.20 : 29,660,542.80 = 9,695,999.20 : x
  2. Step 2: Convert to fraction form
    19,773,695.20/29,660,542.80 = 9,695,999.20/x
  3. Step 3: Cross multiply
    19,773,695.20x = 29,660,542.80 × 9,695,999.20
  4. Step 4: Simplify right side
    19,773,695.20x = 287,588,599,260,365.75
  5. Step 5: Solve for x
    x = 287,588,599,260,365.75/19,773,695.20
  6. Step 6: Final answer
    x = 14,543,998.80

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1.5x scale

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.