Home / 37,418,240.80-56,174,600.40-20,160,186.40

Finding the Fourth Proportional to 37,418,240.80, 56,174,600.40 and 20,160,186.40

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Solution

The fourth proportional to 37,418,240.80, 56,174,600.40 and 20,160,186.40 is: 30,265,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,418,240.80 : 56,174,600.40 = 20,160,186.40 : x
  2. Step 2: Convert to fraction form
    37,418,240.80/56,174,600.40 = 20,160,186.40/x
  3. Step 3: Cross multiply
    37,418,240.80x = 56,174,600.40 × 20,160,186.40
  4. Step 4: Simplify right side
    37,418,240.80x = 1,132,490,415,009,514.50
  5. Step 5: Solve for x
    x = 1,132,490,415,009,514.50/37,418,240.80
  6. Step 6: Final answer
    x = 30,265,731.12

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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.