Home / 19,973,649.47-29,969,105.40-10,740,830.61

Finding the Fourth Proportional to 19,973,649.47, 29,969,105.40 and 10,740,830.61

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Solution

The fourth proportional to 19,973,649.47, 29,969,105.40 and 10,740,830.61 is: 16,115,887.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973,649.47 : 29,969,105.40 = 10,740,830.61 : x
  2. Step 2: Convert to fraction form
    19,973,649.47/29,969,105.40 = 10,740,830.61/x
  3. Step 3: Cross multiply
    19,973,649.47x = 29,969,105.40 × 10,740,830.61
  4. Step 4: Simplify right side
    19,973,649.47x = 321,893,084,580,932.12
  5. Step 5: Solve for x
    x = 321,893,084,580,932.12/19,973,649.47
  6. Step 6: Final answer
    x = 16,115,887.34

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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.