Home / 7,041,916.72-9,718,083.78-3,944,572.24

Finding the Fourth Proportional to 7,041,916.72, 9,718,083.78 and 3,944,572.24

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Solution

The fourth proportional to 7,041,916.72, 9,718,083.78 and 3,944,572.24 is: 5,443,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041,916.72 : 9,718,083.78 = 3,944,572.24 : x
  2. Step 2: Convert to fraction form
    7,041,916.72/9,718,083.78 = 3,944,572.24/x
  3. Step 3: Cross multiply
    7,041,916.72x = 9,718,083.78 × 3,944,572.24
  4. Step 4: Simplify right side
    7,041,916.72x = 38,333,683,504,582.27
  5. Step 5: Solve for x
    x = 38,333,683,504,582.27/7,041,916.72
  6. Step 6: Final answer
    x = 5,443,643.40

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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.