Home / 12,530,813.32-17,292,114.66-7,374,457

Finding the Fourth Proportional to 12,530,813.32, 17,292,114.66 and 7,374,457

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Solution

The fourth proportional to 12,530,813.32, 17,292,114.66 and 7,374,457 is: 10,176,510.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,813.32 : 17,292,114.66 = 7,374,457 : x
  2. Step 2: Convert to fraction form
    12,530,813.32/17,292,114.66 = 7,374,457/x
  3. Step 3: Cross multiply
    12,530,813.32x = 17,292,114.66 × 7,374,457
  4. Step 4: Simplify right side
    12,530,813.32x = 127,519,955,999,239.62
  5. Step 5: Solve for x
    x = 127,519,955,999,239.62/12,530,813.32
  6. Step 6: Final answer
    x = 10,176,510.71

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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.