Home / 10,177,631.42-14,045,239.77-5,531,416.34

Finding the Fourth Proportional to 10,177,631.42, 14,045,239.77 and 5,531,416.34

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Solution

The fourth proportional to 10,177,631.42, 14,045,239.77 and 5,531,416.34 is: 7,633,413.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177,631.42 : 14,045,239.77 = 5,531,416.34 : x
  2. Step 2: Convert to fraction form
    10,177,631.42/14,045,239.77 = 5,531,416.34/x
  3. Step 3: Cross multiply
    10,177,631.42x = 14,045,239.77 × 5,531,416.34
  4. Step 4: Simplify right side
    10,177,631.42x = 77,690,068,762,995.84
  5. Step 5: Solve for x
    x = 77,690,068,762,995.84/10,177,631.42
  6. Step 6: Final answer
    x = 7,633,413.47

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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.