Home / 30,703,067.47-46,068,982.77-15,132,407.80

Finding the Fourth Proportional to 30,703,067.47, 46,068,982.77 and 15,132,407.80

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Solution

The fourth proportional to 30,703,067.47, 46,068,982.77 and 15,132,407.80 is: 22,705,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,703,067.47 : 46,068,982.77 = 15,132,407.80 : x
  2. Step 2: Convert to fraction form
    30,703,067.47/46,068,982.77 = 15,132,407.80/x
  3. Step 3: Cross multiply
    30,703,067.47x = 46,068,982.77 × 15,132,407.80
  4. Step 4: Simplify right side
    30,703,067.47x = 697,134,634,234,767
  5. Step 5: Solve for x
    x = 697,134,634,234,767/30,703,067.47
  6. Step 6: Final answer
    x = 22,705,699.85

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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.