Home / 7,227,124.98-9,973,446.87-3,963,966.54

Finding the Fourth Proportional to 7,227,124.98, 9,973,446.87 and 3,963,966.54

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Solution

The fourth proportional to 7,227,124.98, 9,973,446.87 and 3,963,966.54 is: 5,470,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227,124.98 : 9,973,446.87 = 3,963,966.54 : x
  2. Step 2: Convert to fraction form
    7,227,124.98/9,973,446.87 = 3,963,966.54/x
  3. Step 3: Cross multiply
    7,227,124.98x = 9,973,446.87 × 3,963,966.54
  4. Step 4: Simplify right side
    7,227,124.98x = 39,534,409,681,147.73
  5. Step 5: Solve for x
    x = 39,534,409,681,147.73/7,227,124.98
  6. Step 6: Final answer
    x = 5,470,281.72

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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.