Home / 10,525,056.40-15,787,584.60-6,486,104.80

Finding the Fourth Proportional to 10,525,056.40, 15,787,584.60 and 6,486,104.80

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Solution

The fourth proportional to 10,525,056.40, 15,787,584.60 and 6,486,104.80 is: 9,729,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,525,056.40 : 15,787,584.60 = 6,486,104.80 : x
  2. Step 2: Convert to fraction form
    10,525,056.40/15,787,584.60 = 6,486,104.80/x
  3. Step 3: Cross multiply
    10,525,056.40x = 15,787,584.60 × 6,486,104.80
  4. Step 4: Simplify right side
    10,525,056.40x = 102,399,928,254,466.08
  5. Step 5: Solve for x
    x = 102,399,928,254,466.08/10,525,056.40
  6. Step 6: Final answer
    x = 9,729,157.20

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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.