Home / 7,281,445.49-10,048,636.13-3,973,920.83

Finding the Fourth Proportional to 7,281,445.49, 10,048,636.13 and 3,973,920.83

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Solution

The fourth proportional to 7,281,445.49, 10,048,636.13 and 3,973,920.83 is: 5,484,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281,445.49 : 10,048,636.13 = 3,973,920.83 : x
  2. Step 2: Convert to fraction form
    7,281,445.49/10,048,636.13 = 3,973,920.83/x
  3. Step 3: Cross multiply
    7,281,445.49x = 10,048,636.13 × 3,973,920.83
  4. Step 4: Simplify right side
    7,281,445.49x = 39,932,484,450,251.78
  5. Step 5: Solve for x
    x = 39,932,484,450,251.78/7,281,445.49
  6. Step 6: Final answer
    x = 5,484,142.47

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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.