Home / 18,695,056.31-28,044,002.91-5,048,004.09

Finding the Fourth Proportional to 18,695,056.31, 28,044,002.91 and 5,048,004.09

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Solution

The fourth proportional to 18,695,056.31, 28,044,002.91 and 5,048,004.09 is: 7,572,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,695,056.31 : 28,044,002.91 = 5,048,004.09 : x
  2. Step 2: Convert to fraction form
    18,695,056.31/28,044,002.91 = 5,048,004.09/x
  3. Step 3: Cross multiply
    18,695,056.31x = 28,044,002.91 × 5,048,004.09
  4. Step 4: Simplify right side
    18,695,056.31x = 141,566,241,327,604.38
  5. Step 5: Solve for x
    x = 141,566,241,327,604.38/18,695,056.31
  6. Step 6: Final answer
    x = 7,572,389.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.