Home / 35,554,909.67-49,069,757.34-20,085,990.76

Finding the Fourth Proportional to 35,554,909.67, 49,069,757.34 and 20,085,990.76

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Solution

The fourth proportional to 35,554,909.67, 49,069,757.34 and 20,085,990.76 is: 27,720,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,554,909.67 : 49,069,757.34 = 20,085,990.76 : x
  2. Step 2: Convert to fraction form
    35,554,909.67/49,069,757.34 = 20,085,990.76/x
  3. Step 3: Cross multiply
    35,554,909.67x = 49,069,757.34 × 20,085,990.76
  4. Step 4: Simplify right side
    35,554,909.67x = 985,614,692,588,019.50
  5. Step 5: Solve for x
    x = 985,614,692,588,019.50/35,554,909.67
  6. Step 6: Final answer
    x = 27,720,916.80

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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.