Home / 13,453,523.01-18,565,856.64-7,341,951.51

Finding the Fourth Proportional to 13,453,523.01, 18,565,856.64 and 7,341,951.51

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Solution

The fourth proportional to 13,453,523.01, 18,565,856.64 and 7,341,951.51 is: 10,131,890.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453,523.01 : 18,565,856.64 = 7,341,951.51 : x
  2. Step 2: Convert to fraction form
    13,453,523.01/18,565,856.64 = 7,341,951.51/x
  3. Step 3: Cross multiply
    13,453,523.01x = 18,565,856.64 × 7,341,951.51
  4. Step 4: Simplify right side
    13,453,523.01x = 136,309,619,192,491.53
  5. Step 5: Solve for x
    x = 136,309,619,192,491.53/13,453,523.01
  6. Step 6: Final answer
    x = 10,131,890.29

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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.