Home / 12,773,106.30-19,159,659.45-11,513,394.30

Finding the Fourth Proportional to 12,773,106.30, 19,159,659.45 and 11,513,394.30

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Solution

The fourth proportional to 12,773,106.30, 19,159,659.45 and 11,513,394.30 is: 17,270,091.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773,106.30 : 19,159,659.45 = 11,513,394.30 : x
  2. Step 2: Convert to fraction form
    12,773,106.30/19,159,659.45 = 11,513,394.30/x
  3. Step 3: Cross multiply
    12,773,106.30x = 19,159,659.45 × 11,513,394.30
  4. Step 4: Simplify right side
    12,773,106.30x = 220,592,713,901,571.16
  5. Step 5: Solve for x
    x = 220,592,713,901,571.16/12,773,106.30
  6. Step 6: Final answer
    x = 17,270,091.45

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Similar ratio
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1.5x scale

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.