Home / 8,203,880.59-11,288,681.55-7,954,269.40

Finding the Fourth Proportional to 8,203,880.59, 11,288,681.55 and 7,954,269.40

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Solution

The fourth proportional to 8,203,880.59, 11,288,681.55 and 7,954,269.40 is: 10,945,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,203,880.59 : 11,288,681.55 = 7,954,269.40 : x
  2. Step 2: Convert to fraction form
    8,203,880.59/11,288,681.55 = 7,954,269.40/x
  3. Step 3: Cross multiply
    8,203,880.59x = 11,288,681.55 × 7,954,269.40
  4. Step 4: Simplify right side
    8,203,880.59x = 89,793,214,219,509.58
  5. Step 5: Solve for x
    x = 89,793,214,219,509.58/8,203,880.59
  6. Step 6: Final answer
    x = 10,945,212.24

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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.