Home / 6,906,222.40-10,359,333.60-5,478,548.80

Finding the Fourth Proportional to 6,906,222.40, 10,359,333.60 and 5,478,548.80

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Solution

The fourth proportional to 6,906,222.40, 10,359,333.60 and 5,478,548.80 is: 8,217,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906,222.40 : 10,359,333.60 = 5,478,548.80 : x
  2. Step 2: Convert to fraction form
    6,906,222.40/10,359,333.60 = 5,478,548.80/x
  3. Step 3: Cross multiply
    6,906,222.40x = 10,359,333.60 × 5,478,548.80
  4. Step 4: Simplify right side
    6,906,222.40x = 56,754,114,663,079.68
  5. Step 5: Solve for x
    x = 56,754,114,663,079.68/6,906,222.40
  6. Step 6: Final answer
    x = 8,217,823.20

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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.