Home / 27,312,890.47-37,691,829.39-15,552,168.42

Finding the Fourth Proportional to 27,312,890.47, 37,691,829.39 and 15,552,168.42

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Solution

The fourth proportional to 27,312,890.47, 37,691,829.39 and 15,552,168.42 is: 21,462,015.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312,890.47 : 37,691,829.39 = 15,552,168.42 : x
  2. Step 2: Convert to fraction form
    27,312,890.47/37,691,829.39 = 15,552,168.42/x
  3. Step 3: Cross multiply
    27,312,890.47x = 37,691,829.39 × 15,552,168.42
  4. Step 4: Simplify right side
    27,312,890.47x = 586,189,678,799,621.62
  5. Step 5: Solve for x
    x = 586,189,678,799,621.62/27,312,890.47
  6. Step 6: Final answer
    x = 21,462,015.50

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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.