Home / 67,708,487.44-93,437,420.52-36,768,401.68

Finding the Fourth Proportional to 67,708,487.44, 93,437,420.52 and 36,768,401.68

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Solution

The fourth proportional to 67,708,487.44, 93,437,420.52 and 36,768,401.68 is: 50,740,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,708,487.44 : 93,437,420.52 = 36,768,401.68 : x
  2. Step 2: Convert to fraction form
    67,708,487.44/93,437,420.52 = 36,768,401.68/x
  3. Step 3: Cross multiply
    67,708,487.44x = 93,437,420.52 × 36,768,401.68
  4. Step 4: Simplify right side
    67,708,487.44x = 3,435,544,609,622,434.50
  5. Step 5: Solve for x
    x = 3,435,544,609,622,434.50/67,708,487.44
  6. Step 6: Final answer
    x = 50,740,235.67

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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.