Home / 8,911,201.80-13,366,802.70-2,179,615.80

Finding the Fourth Proportional to 8,911,201.80, 13,366,802.70 and 2,179,615.80

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Solution

The fourth proportional to 8,911,201.80, 13,366,802.70 and 2,179,615.80 is: 3,269,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911,201.80 : 13,366,802.70 = 2,179,615.80 : x
  2. Step 2: Convert to fraction form
    8,911,201.80/13,366,802.70 = 2,179,615.80/x
  3. Step 3: Cross multiply
    8,911,201.80x = 13,366,802.70 × 2,179,615.80
  4. Step 4: Simplify right side
    8,911,201.80x = 29,134,494,360,402.66
  5. Step 5: Solve for x
    x = 29,134,494,360,402.66/8,911,201.80
  6. Step 6: Final answer
    x = 3,269,423.70

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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.