Home / 5,594,495.76-7,720,180.20-3,147,155.28

Finding the Fourth Proportional to 5,594,495.76, 7,720,180.20 and 3,147,155.28

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Solution

The fourth proportional to 5,594,495.76, 7,720,180.20 and 3,147,155.28 is: 4,342,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,594,495.76 : 7,720,180.20 = 3,147,155.28 : x
  2. Step 2: Convert to fraction form
    5,594,495.76/7,720,180.20 = 3,147,155.28/x
  3. Step 3: Cross multiply
    5,594,495.76x = 7,720,180.20 × 3,147,155.28
  4. Step 4: Simplify right side
    5,594,495.76x = 24,296,605,878,981.45
  5. Step 5: Solve for x
    x = 24,296,605,878,981.45/5,594,495.76
  6. Step 6: Final answer
    x = 4,342,948.31

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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.