Home / 19,671,406.47-27,167,713.47-14,975,091.27

Finding the Fourth Proportional to 19,671,406.47, 27,167,713.47 and 14,975,091.27

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Solution

The fourth proportional to 19,671,406.47, 27,167,713.47 and 14,975,091.27 is: 20,681,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671,406.47 : 27,167,713.47 = 14,975,091.27 : x
  2. Step 2: Convert to fraction form
    19,671,406.47/27,167,713.47 = 14,975,091.27/x
  3. Step 3: Cross multiply
    19,671,406.47x = 27,167,713.47 × 14,975,091.27
  4. Step 4: Simplify right side
    19,671,406.47x = 406,838,988,810,458.38
  5. Step 5: Solve for x
    x = 406,838,988,810,458.38/19,671,406.47
  6. Step 6: Final answer
    x = 20,681,743.80

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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.