Home / 13,365,545.32-18,444,470.48-7,253,973.82

Finding the Fourth Proportional to 13,365,545.32, 18,444,470.48 and 7,253,973.82

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Solution

The fourth proportional to 13,365,545.32, 18,444,470.48 and 7,253,973.82 is: 10,010,493.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,545.32 : 18,444,470.48 = 7,253,973.82 : x
  2. Step 2: Convert to fraction form
    13,365,545.32/18,444,470.48 = 7,253,973.82/x
  3. Step 3: Cross multiply
    13,365,545.32x = 18,444,470.48 × 7,253,973.82
  4. Step 4: Simplify right side
    13,365,545.32x = 133,795,705,985,682.84
  5. Step 5: Solve for x
    x = 133,795,705,985,682.84/13,365,545.32
  6. Step 6: Final answer
    x = 10,010,493.61

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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.