Home / 13,018,002.08-19,530,256.28-9,187,301.48

Finding the Fourth Proportional to 13,018,002.08, 19,530,256.28 and 9,187,301.48

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Solution

The fourth proportional to 13,018,002.08, 19,530,256.28 and 9,187,301.48 is: 13,783,248.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,018,002.08 : 19,530,256.28 = 9,187,301.48 : x
  2. Step 2: Convert to fraction form
    13,018,002.08/19,530,256.28 = 9,187,301.48/x
  3. Step 3: Cross multiply
    13,018,002.08x = 19,530,256.28 × 9,187,301.48
  4. Step 4: Simplify right side
    13,018,002.08x = 179,430,352,282,435.50
  5. Step 5: Solve for x
    x = 179,430,352,282,435.50/13,018,002.08
  6. Step 6: Final answer
    x = 13,783,248.09

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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.