Home / 15,774,428.20-23,652,311.10-8,216,156.20

Finding the Fourth Proportional to 15,774,428.20, 23,652,311.10 and 8,216,156.20

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Solution

The fourth proportional to 15,774,428.20, 23,652,311.10 and 8,216,156.20 is: 12,319,374.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774,428.20 : 23,652,311.10 = 8,216,156.20 : x
  2. Step 2: Convert to fraction form
    15,774,428.20/23,652,311.10 = 8,216,156.20/x
  3. Step 3: Cross multiply
    15,774,428.20x = 23,652,311.10 × 8,216,156.20
  4. Step 4: Simplify right side
    15,774,428.20x = 194,331,082,488,593.84
  5. Step 5: Solve for x
    x = 194,331,082,488,593.84/15,774,428.20
  6. Step 6: Final answer
    x = 12,319,374.12

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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.