Home / 6,909,834.32-10,366,267.80-2,117,884.04

Finding the Fourth Proportional to 6,909,834.32, 10,366,267.80 and 2,117,884.04

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Solution

The fourth proportional to 6,909,834.32, 10,366,267.80 and 2,117,884.04 is: 3,177,290.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,834.32 : 10,366,267.80 = 2,117,884.04 : x
  2. Step 2: Convert to fraction form
    6,909,834.32/10,366,267.80 = 2,117,884.04/x
  3. Step 3: Cross multiply
    6,909,834.32x = 10,366,267.80 × 2,117,884.04
  4. Step 4: Simplify right side
    6,909,834.32x = 21,954,553,127,985.91
  5. Step 5: Solve for x
    x = 21,954,553,127,985.91/6,909,834.32
  6. Step 6: Final answer
    x = 3,177,290.82

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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.