Home / 30,387,648.02-45,568,003.75-21,832,113.74

Finding the Fourth Proportional to 30,387,648.02, 45,568,003.75 and 21,832,113.74

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Solution

The fourth proportional to 30,387,648.02, 45,568,003.75 and 21,832,113.74 is: 32,738,494.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,387,648.02 : 45,568,003.75 = 21,832,113.74 : x
  2. Step 2: Convert to fraction form
    30,387,648.02/45,568,003.75 = 21,832,113.74/x
  3. Step 3: Cross multiply
    30,387,648.02x = 45,568,003.75 × 21,832,113.74
  4. Step 4: Simplify right side
    30,387,648.02x = 994,845,840,492,326.25
  5. Step 5: Solve for x
    x = 994,845,840,492,326.25/30,387,648.02
  6. Step 6: Final answer
    x = 32,738,494.27

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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.