Home / 5,736,542.39-7,916,127.97-3,157,719.47

Finding the Fourth Proportional to 5,736,542.39, 7,916,127.97 and 3,157,719.47

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Solution

The fourth proportional to 5,736,542.39, 7,916,127.97 and 3,157,719.47 is: 4,357,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,736,542.39 : 7,916,127.97 = 3,157,719.47 : x
  2. Step 2: Convert to fraction form
    5,736,542.39/7,916,127.97 = 3,157,719.47/x
  3. Step 3: Cross multiply
    5,736,542.39x = 7,916,127.97 × 3,157,719.47
  4. Step 4: Simplify right side
    5,736,542.39x = 24,996,911,417,880.58
  5. Step 5: Solve for x
    x = 24,996,911,417,880.58/5,736,542.39
  6. Step 6: Final answer
    x = 4,357,487.44

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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.