Home / 5,371,100.16-7,412,212.71-2,923,781.28

Finding the Fourth Proportional to 5,371,100.16, 7,412,212.71 and 2,923,781.28

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Solution

The fourth proportional to 5,371,100.16, 7,412,212.71 and 2,923,781.28 is: 4,034,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371,100.16 : 7,412,212.71 = 2,923,781.28 : x
  2. Step 2: Convert to fraction form
    5,371,100.16/7,412,212.71 = 2,923,781.28/x
  3. Step 3: Cross multiply
    5,371,100.16x = 7,412,212.71 × 2,923,781.28
  4. Step 4: Simplify right side
    5,371,100.16x = 21,671,688,764,876.07
  5. Step 5: Solve for x
    x = 21,671,688,764,876.07/5,371,100.16
  6. Step 6: Final answer
    x = 4,034,869.60

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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.