Home / 13,453,049.08-18,565,602.06-7,341,870.52

Finding the Fourth Proportional to 13,453,049.08, 18,565,602.06 and 7,341,870.52

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Solution

The fourth proportional to 13,453,049.08, 18,565,602.06 and 7,341,870.52 is: 10,131,996.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453,049.08 : 18,565,602.06 = 7,341,870.52 : x
  2. Step 2: Convert to fraction form
    13,453,049.08/18,565,602.06 = 7,341,870.52/x
  3. Step 3: Cross multiply
    13,453,049.08x = 18,565,602.06 × 7,341,870.52
  4. Step 4: Simplify right side
    13,453,049.08x = 136,306,246,450,365.25
  5. Step 5: Solve for x
    x = 136,306,246,450,365.25/13,453,049.08
  6. Step 6: Final answer
    x = 10,131,996.52

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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.