Home / 40,421,360.85-60,632,559.68-13,495,016.85

Finding the Fourth Proportional to 40,421,360.85, 60,632,559.68 and 13,495,016.85

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Solution

The fourth proportional to 40,421,360.85, 60,632,559.68 and 13,495,016.85 is: 20,242,698.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,421,360.85 : 60,632,559.68 = 13,495,016.85 : x
  2. Step 2: Convert to fraction form
    40,421,360.85/60,632,559.68 = 13,495,016.85/x
  3. Step 3: Cross multiply
    40,421,360.85x = 60,632,559.68 × 13,495,016.85
  4. Step 4: Simplify right side
    40,421,360.85x = 818,237,414,472,755.50
  5. Step 5: Solve for x
    x = 818,237,414,472,755.50/40,421,360.85
  6. Step 6: Final answer
    x = 20,242,698.35

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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.