Home / 7,881,405.56-10,874,992.70-4,572,941.33

Finding the Fourth Proportional to 7,881,405.56, 10,874,992.70 and 4,572,941.33

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Solution

The fourth proportional to 7,881,405.56, 10,874,992.70 and 4,572,941.33 is: 6,309,877.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,405.56 : 10,874,992.70 = 4,572,941.33 : x
  2. Step 2: Convert to fraction form
    7,881,405.56/10,874,992.70 = 4,572,941.33/x
  3. Step 3: Cross multiply
    7,881,405.56x = 10,874,992.70 × 4,572,941.33
  4. Step 4: Simplify right side
    7,881,405.56x = 49,730,703,542,658.45
  5. Step 5: Solve for x
    x = 49,730,703,542,658.45/7,881,405.56
  6. Step 6: Final answer
    x = 6,309,877.49

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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.