Home / 12,771,659.59-17,639,551.91-9,302,454.29

Finding the Fourth Proportional to 12,771,659.59, 17,639,551.91 and 9,302,454.29

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Solution

The fourth proportional to 12,771,659.59, 17,639,551.91 and 9,302,454.29 is: 12,848,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771,659.59 : 17,639,551.91 = 9,302,454.29 : x
  2. Step 2: Convert to fraction form
    12,771,659.59/17,639,551.91 = 9,302,454.29/x
  3. Step 3: Cross multiply
    12,771,659.59x = 17,639,551.91 × 9,302,454.29
  4. Step 4: Simplify right side
    12,771,659.59x = 164,091,125,406,212.22
  5. Step 5: Solve for x
    x = 164,091,125,406,212.22/12,771,659.59
  6. Step 6: Final answer
    x = 12,848,066.01

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1.5x scale

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.