Home / 12,703,790.85-17,531,296.32-6,902,587.45

Finding the Fourth Proportional to 12,703,790.85, 17,531,296.32 and 6,902,587.45

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Solution

The fourth proportional to 12,703,790.85, 17,531,296.32 and 6,902,587.45 is: 9,525,605.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,790.85 : 17,531,296.32 = 6,902,587.45 : x
  2. Step 2: Convert to fraction form
    12,703,790.85/17,531,296.32 = 6,902,587.45/x
  3. Step 3: Cross multiply
    12,703,790.85x = 17,531,296.32 × 6,902,587.45
  4. Step 4: Simplify right side
    12,703,790.85x = 121,011,305,960,663.19
  5. Step 5: Solve for x
    x = 121,011,305,960,663.19/12,703,790.85
  6. Step 6: Final answer
    x = 9,525,605.97

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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.