Home / 7,197,764.91-9,932,916.31-3,934,592.93

Finding the Fourth Proportional to 7,197,764.91, 9,932,916.31 and 3,934,592.93

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Solution

The fourth proportional to 7,197,764.91, 9,932,916.31 and 3,934,592.93 is: 5,429,738.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,764.91 : 9,932,916.31 = 3,934,592.93 : x
  2. Step 2: Convert to fraction form
    7,197,764.91/9,932,916.31 = 3,934,592.93/x
  3. Step 3: Cross multiply
    7,197,764.91x = 9,932,916.31 × 3,934,592.93
  4. Step 4: Simplify right side
    7,197,764.91x = 39,081,982,287,607.70
  5. Step 5: Solve for x
    x = 39,081,982,287,607.70/7,197,764.91
  6. Step 6: Final answer
    x = 5,429,738.64

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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.