Home / 13,311,950.40-18,370,014.30-8,353,062.90

Finding the Fourth Proportional to 13,311,950.40, 18,370,014.30 and 8,353,062.90

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Solution

The fourth proportional to 13,311,950.40, 18,370,014.30 and 8,353,062.90 is: 11,526,927.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,311,950.40 : 18,370,014.30 = 8,353,062.90 : x
  2. Step 2: Convert to fraction form
    13,311,950.40/18,370,014.30 = 8,353,062.90/x
  3. Step 3: Cross multiply
    13,311,950.40x = 18,370,014.30 × 8,353,062.90
  4. Step 4: Simplify right side
    13,311,950.40x = 153,445,884,921,799.47
  5. Step 5: Solve for x
    x = 153,445,884,921,799.47/13,311,950.40
  6. Step 6: Final answer
    x = 11,526,927.33

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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.