Home / 10,542,601.80-15,803,405.10-4,852,902.60

Finding the Fourth Proportional to 10,542,601.80, 15,803,405.10 and 4,852,902.60

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Solution

The fourth proportional to 10,542,601.80, 15,803,405.10 and 4,852,902.60 is: 7,274,521.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542,601.80 : 15,803,405.10 = 4,852,902.60 : x
  2. Step 2: Convert to fraction form
    10,542,601.80/15,803,405.10 = 4,852,902.60/x
  3. Step 3: Cross multiply
    10,542,601.80x = 15,803,405.10 × 4,852,902.60
  4. Step 4: Simplify right side
    10,542,601.80x = 76,692,385,698,643.25
  5. Step 5: Solve for x
    x = 76,692,385,698,643.25/10,542,601.80
  6. Step 6: Final answer
    x = 7,274,521.71

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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.