Home / 7,200,295.61-10,806,118.01-3,159,572.54

Finding the Fourth Proportional to 7,200,295.61, 10,806,118.01 and 3,159,572.54

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Solution

The fourth proportional to 7,200,295.61, 10,806,118.01 and 3,159,572.54 is: 4,741,848.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,295.61 : 10,806,118.01 = 3,159,572.54 : x
  2. Step 2: Convert to fraction form
    7,200,295.61/10,806,118.01 = 3,159,572.54/x
  3. Step 3: Cross multiply
    7,200,295.61x = 10,806,118.01 × 3,159,572.54
  4. Step 4: Simplify right side
    7,200,295.61x = 34,142,713,728,395.45
  5. Step 5: Solve for x
    x = 34,142,713,728,395.45/7,200,295.61
  6. Step 6: Final answer
    x = 4,741,848.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.