Home / 40,209,037.22-60,303,591.21-11,455,421.87

Finding the Fourth Proportional to 40,209,037.22, 60,303,591.21 and 11,455,421.87

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Solution

The fourth proportional to 40,209,037.22, 60,303,591.21 and 11,455,421.87 is: 17,180,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,209,037.22 : 60,303,591.21 = 11,455,421.87 : x
  2. Step 2: Convert to fraction form
    40,209,037.22/60,303,591.21 = 11,455,421.87/x
  3. Step 3: Cross multiply
    40,209,037.22x = 60,303,591.21 × 11,455,421.87
  4. Step 4: Simplify right side
    40,209,037.22x = 690,803,077,780,290.62
  5. Step 5: Solve for x
    x = 690,803,077,780,290.62/40,209,037.22
  6. Step 6: Final answer
    x = 17,180,293.92

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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.