Home / 8,573,513.84-12,911,593.43-7,808,238.80

Finding the Fourth Proportional to 8,573,513.84, 12,911,593.43 and 7,808,238.80

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Solution

The fourth proportional to 8,573,513.84, 12,911,593.43 and 7,808,238.80 is: 11,759,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573,513.84 : 12,911,593.43 = 7,808,238.80 : x
  2. Step 2: Convert to fraction form
    8,573,513.84/12,911,593.43 = 7,808,238.80/x
  3. Step 3: Cross multiply
    8,573,513.84x = 12,911,593.43 × 7,808,238.80
  4. Step 4: Simplify right side
    8,573,513.84x = 100,816,804,789,951.08
  5. Step 5: Solve for x
    x = 100,816,804,789,951.08/8,573,513.84
  6. Step 6: Final answer
    x = 11,759,099.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.