Home / 37,486,108.67-51,730,447.50-20,966,193.80

Finding the Fourth Proportional to 37,486,108.67, 51,730,447.50 and 20,966,193.80

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Solution

The fourth proportional to 37,486,108.67, 51,730,447.50 and 20,966,193.80 is: 28,933,133.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,486,108.67 : 51,730,447.50 = 20,966,193.80 : x
  2. Step 2: Convert to fraction form
    37,486,108.67/51,730,447.50 = 20,966,193.80/x
  3. Step 3: Cross multiply
    37,486,108.67x = 51,730,447.50 × 20,966,193.80
  4. Step 4: Simplify right side
    37,486,108.67x = 1,084,590,587,581,062.38
  5. Step 5: Solve for x
    x = 1,084,590,587,581,062.38/37,486,108.67
  6. Step 6: Final answer
    x = 28,933,133.53

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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.