Home / 6,912,000.20-10,368,000.30-6,281,625.80

Finding the Fourth Proportional to 6,912,000.20, 10,368,000.30 and 6,281,625.80

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Solution

The fourth proportional to 6,912,000.20, 10,368,000.30 and 6,281,625.80 is: 9,422,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,000.20 : 10,368,000.30 = 6,281,625.80 : x
  2. Step 2: Convert to fraction form
    6,912,000.20/10,368,000.30 = 6,281,625.80/x
  3. Step 3: Cross multiply
    6,912,000.20x = 10,368,000.30 × 6,281,625.80
  4. Step 4: Simplify right side
    6,912,000.20x = 65,127,898,178,887.74
  5. Step 5: Solve for x
    x = 65,127,898,178,887.74/6,912,000.20
  6. Step 6: Final answer
    x = 9,422,438.70

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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.