Home / 5,157,866.08-7,114,890.64-3,220,764

Finding the Fourth Proportional to 5,157,866.08, 7,114,890.64 and 3,220,764

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Solution

The fourth proportional to 5,157,866.08, 7,114,890.64 and 3,220,764 is: 4,442,803.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,866.08 : 7,114,890.64 = 3,220,764 : x
  2. Step 2: Convert to fraction form
    5,157,866.08/7,114,890.64 = 3,220,764/x
  3. Step 3: Cross multiply
    5,157,866.08x = 7,114,890.64 × 3,220,764
  4. Step 4: Simplify right side
    5,157,866.08x = 22,915,383,637,248.96
  5. Step 5: Solve for x
    x = 22,915,383,637,248.96/5,157,866.08
  6. Step 6: Final answer
    x = 4,442,803.14

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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.