Home / 5,638,342.80-7,780,916.98-3,060,023.52

Finding the Fourth Proportional to 5,638,342.80, 7,780,916.98 and 3,060,023.52

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Solution

The fourth proportional to 5,638,342.80, 7,780,916.98 and 3,060,023.52 is: 4,222,834.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,342.80 : 7,780,916.98 = 3,060,023.52 : x
  2. Step 2: Convert to fraction form
    5,638,342.80/7,780,916.98 = 3,060,023.52/x
  3. Step 3: Cross multiply
    5,638,342.80x = 7,780,916.98 × 3,060,023.52
  4. Step 4: Simplify right side
    5,638,342.80x = 23,809,788,965,967.37
  5. Step 5: Solve for x
    x = 23,809,788,965,967.37/5,638,342.80
  6. Step 6: Final answer
    x = 4,222,834.58

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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.