Home / 19,961,566.80-29,952,718.20-9,323,998.80

Finding the Fourth Proportional to 19,961,566.80, 29,952,718.20 and 9,323,998.80

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Solution

The fourth proportional to 19,961,566.80, 29,952,718.20 and 9,323,998.80 is: 13,990,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961,566.80 : 29,952,718.20 = 9,323,998.80 : x
  2. Step 2: Convert to fraction form
    19,961,566.80/29,952,718.20 = 9,323,998.80/x
  3. Step 3: Cross multiply
    19,961,566.80x = 29,952,718.20 × 9,323,998.80
  4. Step 4: Simplify right side
    19,961,566.80x = 279,279,108,553,538.19
  5. Step 5: Solve for x
    x = 279,279,108,553,538.19/19,961,566.80
  6. Step 6: Final answer
    x = 13,990,841.07

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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.