Home / 12,766,022.01-17,617,604.40-7,259,899.59

Finding the Fourth Proportional to 12,766,022.01, 17,617,604.40 and 7,259,899.59

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Solution

The fourth proportional to 12,766,022.01, 17,617,604.40 and 7,259,899.59 is: 10,018,942.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766,022.01 : 17,617,604.40 = 7,259,899.59 : x
  2. Step 2: Convert to fraction form
    12,766,022.01/17,617,604.40 = 7,259,899.59/x
  3. Step 3: Cross multiply
    12,766,022.01x = 17,617,604.40 × 7,259,899.59
  4. Step 4: Simplify right side
    12,766,022.01x = 127,902,038,960,342.19
  5. Step 5: Solve for x
    x = 127,902,038,960,342.19/12,766,022.01
  6. Step 6: Final answer
    x = 10,018,942.38

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Double scale
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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.