Home / 8,798,825.20-13,187,740.20-7,896,031.60

Finding the Fourth Proportional to 8,798,825.20, 13,187,740.20 and 7,896,031.60

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Solution

The fourth proportional to 8,798,825.20, 13,187,740.20 and 7,896,031.60 is: 11,834,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798,825.20 : 13,187,740.20 = 7,896,031.60 : x
  2. Step 2: Convert to fraction form
    8,798,825.20/13,187,740.20 = 7,896,031.60/x
  3. Step 3: Cross multiply
    8,798,825.20x = 13,187,740.20 × 7,896,031.60
  4. Step 4: Simplify right side
    8,798,825.20x = 104,130,813,351,790.31
  5. Step 5: Solve for x
    x = 104,130,813,351,790.31/8,798,825.20
  6. Step 6: Final answer
    x = 11,834,626.89

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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.