Home / 20,995,755-31,493,632.50-5,039,403

Finding the Fourth Proportional to 20,995,755, 31,493,632.50 and 5,039,403

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Solution

The fourth proportional to 20,995,755, 31,493,632.50 and 5,039,403 is: 7,559,104.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,755 : 31,493,632.50 = 5,039,403 : x
  2. Step 2: Convert to fraction form
    20,995,755/31,493,632.50 = 5,039,403/x
  3. Step 3: Cross multiply
    20,995,755x = 31,493,632.50 × 5,039,403
  4. Step 4: Simplify right side
    20,995,755x = 158,709,106,101,397.50
  5. Step 5: Solve for x
    x = 158,709,106,101,397.50/20,995,755
  6. Step 6: Final answer
    x = 7,559,104.50

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1.5x scale

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.