Home / 15,774,415.20-23,652,291.60-8,216,143.20

Finding the Fourth Proportional to 15,774,415.20, 23,652,291.60 and 8,216,143.20

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Solution

The fourth proportional to 15,774,415.20, 23,652,291.60 and 8,216,143.20 is: 12,319,354.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774,415.20 : 23,652,291.60 = 8,216,143.20 : x
  2. Step 2: Convert to fraction form
    15,774,415.20/23,652,291.60 = 8,216,143.20/x
  3. Step 3: Cross multiply
    15,774,415.20x = 23,652,291.60 × 8,216,143.20
  4. Step 4: Simplify right side
    15,774,415.20x = 194,330,614,793,757.12
  5. Step 5: Solve for x
    x = 194,330,614,793,757.12/15,774,415.20
  6. Step 6: Final answer
    x = 12,319,354.62

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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.