Home / 22,187,714.51-30,618,458.60-12,398,239.13

Finding the Fourth Proportional to 22,187,714.51, 30,618,458.60 and 12,398,239.13

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Solution

The fourth proportional to 22,187,714.51, 30,618,458.60 and 12,398,239.13 is: 17,109,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,187,714.51 : 30,618,458.60 = 12,398,239.13 : x
  2. Step 2: Convert to fraction form
    22,187,714.51/30,618,458.60 = 12,398,239.13/x
  3. Step 3: Cross multiply
    22,187,714.51x = 30,618,458.60 × 12,398,239.13
  4. Step 4: Simplify right side
    22,187,714.51x = 379,614,971,299,721.50
  5. Step 5: Solve for x
    x = 379,614,971,299,721.50/22,187,714.51
  6. Step 6: Final answer
    x = 17,109,241.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.