Home / 7,417,439.11-10,235,930.49-4,109,721.27

Finding the Fourth Proportional to 7,417,439.11, 10,235,930.49 and 4,109,721.27

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Solution

The fourth proportional to 7,417,439.11, 10,235,930.49 and 4,109,721.27 is: 5,671,340.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417,439.11 : 10,235,930.49 = 4,109,721.27 : x
  2. Step 2: Convert to fraction form
    7,417,439.11/10,235,930.49 = 4,109,721.27/x
  3. Step 3: Cross multiply
    7,417,439.11x = 10,235,930.49 × 4,109,721.27
  4. Step 4: Simplify right side
    7,417,439.11x = 42,066,821,232,445.91
  5. Step 5: Solve for x
    x = 42,066,821,232,445.91/7,417,439.11
  6. Step 6: Final answer
    x = 5,671,340.29

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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.