Home / 13,781,603.35-20,670,829.02-3,685,011.67

Finding the Fourth Proportional to 13,781,603.35, 20,670,829.02 and 3,685,011.67

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Solution

The fourth proportional to 13,781,603.35, 20,670,829.02 and 3,685,011.67 is: 5,527,096.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,781,603.35 : 20,670,829.02 = 3,685,011.67 : x
  2. Step 2: Convert to fraction form
    13,781,603.35/20,670,829.02 = 3,685,011.67/x
  3. Step 3: Cross multiply
    13,781,603.35x = 20,670,829.02 × 3,685,011.67
  4. Step 4: Simplify right side
    13,781,603.35x = 76,172,246,193,113.20
  5. Step 5: Solve for x
    x = 76,172,246,193,113.20/13,781,603.35
  6. Step 6: Final answer
    x = 5,527,096.10

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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.