Home / 19,421,646-26,797,870.59-11,160,112.17

Finding the Fourth Proportional to 19,421,646, 26,797,870.59 and 11,160,112.17

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Solution

The fourth proportional to 19,421,646, 26,797,870.59 and 11,160,112.17 is: 15,398,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,646 : 26,797,870.59 = 11,160,112.17 : x
  2. Step 2: Convert to fraction form
    19,421,646/26,797,870.59 = 11,160,112.17/x
  3. Step 3: Cross multiply
    19,421,646x = 26,797,870.59 × 11,160,112.17
  4. Step 4: Simplify right side
    19,421,646x = 299,067,241,701,544.06
  5. Step 5: Solve for x
    x = 299,067,241,701,544.06/19,421,646
  6. Step 6: Final answer
    x = 15,398,655.79

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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.