Home / 49,214,663.56-67,918,178.56-28,306,662.92

Finding the Fourth Proportional to 49,214,663.56, 67,918,178.56 and 28,306,662.92

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Solution

The fourth proportional to 49,214,663.56, 67,918,178.56 and 28,306,662.92 is: 39,064,312.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,214,663.56 : 67,918,178.56 = 28,306,662.92 : x
  2. Step 2: Convert to fraction form
    49,214,663.56/67,918,178.56 = 28,306,662.92/x
  3. Step 3: Cross multiply
    49,214,663.56x = 67,918,178.56 × 28,306,662.92
  4. Step 4: Simplify right side
    49,214,663.56x = 1,922,536,986,638,291.25
  5. Step 5: Solve for x
    x = 1,922,536,986,638,291.25/49,214,663.56
  6. Step 6: Final answer
    x = 39,064,312.29

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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.