Home / 8,046,522.20-12,069,783.30-7,169,644.55

Finding the Fourth Proportional to 8,046,522.20, 12,069,783.30 and 7,169,644.55

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Solution

The fourth proportional to 8,046,522.20, 12,069,783.30 and 7,169,644.55 is: 10,754,466.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046,522.20 : 12,069,783.30 = 7,169,644.55 : x
  2. Step 2: Convert to fraction form
    8,046,522.20/12,069,783.30 = 7,169,644.55/x
  3. Step 3: Cross multiply
    8,046,522.20x = 12,069,783.30 × 7,169,644.55
  4. Step 4: Simplify right side
    8,046,522.20x = 86,536,056,056,526.02
  5. Step 5: Solve for x
    x = 86,536,056,056,526.02/8,046,522.20
  6. Step 6: Final answer
    x = 10,754,466.83

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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.