Home / 10,078,296.30-15,117,444.45-5,986,200.60

Finding the Fourth Proportional to 10,078,296.30, 15,117,444.45 and 5,986,200.60

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Solution

The fourth proportional to 10,078,296.30, 15,117,444.45 and 5,986,200.60 is: 8,979,300.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078,296.30 : 15,117,444.45 = 5,986,200.60 : x
  2. Step 2: Convert to fraction form
    10,078,296.30/15,117,444.45 = 5,986,200.60/x
  3. Step 3: Cross multiply
    10,078,296.30x = 15,117,444.45 × 5,986,200.60
  4. Step 4: Simplify right side
    10,078,296.30x = 90,496,055,037,056.66
  5. Step 5: Solve for x
    x = 90,496,055,037,056.66/10,078,296.30
  6. Step 6: Final answer
    x = 8,979,300.90

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1.5x scale

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.