Home / 27,926,414.08-38,538,681.60-15,703,164.16

Finding the Fourth Proportional to 27,926,414.08, 38,538,681.60 and 15,703,164.16

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Solution

The fourth proportional to 27,926,414.08, 38,538,681.60 and 15,703,164.16 is: 21,670,495.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,926,414.08 : 38,538,681.60 = 15,703,164.16 : x
  2. Step 2: Convert to fraction form
    27,926,414.08/38,538,681.60 = 15,703,164.16/x
  3. Step 3: Cross multiply
    27,926,414.08x = 38,538,681.60 × 15,703,164.16
  4. Step 4: Simplify right side
    27,926,414.08x = 605,179,243,674,771.50
  5. Step 5: Solve for x
    x = 605,179,243,674,771.50/27,926,414.08
  6. Step 6: Final answer
    x = 21,670,495.97

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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.