Home / 7,350,328.88-10,142,642-4,409,990

Finding the Fourth Proportional to 7,350,328.88, 10,142,642 and 4,409,990

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Solution

The fourth proportional to 7,350,328.88, 10,142,642 and 4,409,990 is: 6,085,299.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350,328.88 : 10,142,642 = 4,409,990 : x
  2. Step 2: Convert to fraction form
    7,350,328.88/10,142,642 = 4,409,990/x
  3. Step 3: Cross multiply
    7,350,328.88x = 10,142,642 × 4,409,990
  4. Step 4: Simplify right side
    7,350,328.88x = 44,728,949,793,580
  5. Step 5: Solve for x
    x = 44,728,949,793,580/7,350,328.88
  6. Step 6: Final answer
    x = 6,085,299.11

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1.5x scale

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.