Home / 8,509,177.17-12,763,876.28-2,829,401.28

Finding the Fourth Proportional to 8,509,177.17, 12,763,876.28 and 2,829,401.28

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Solution

The fourth proportional to 8,509,177.17, 12,763,876.28 and 2,829,401.28 is: 4,244,138.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,177.17 : 12,763,876.28 = 2,829,401.28 : x
  2. Step 2: Convert to fraction form
    8,509,177.17/12,763,876.28 = 2,829,401.28/x
  3. Step 3: Cross multiply
    8,509,177.17x = 12,763,876.28 × 2,829,401.28
  4. Step 4: Simplify right side
    8,509,177.17x = 36,114,127,870,246.63
  5. Step 5: Solve for x
    x = 36,114,127,870,246.63/8,509,177.17
  6. Step 6: Final answer
    x = 4,244,138.67

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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.