Home / 12,522,060.10-18,783,090.15-7,714,159.30

Finding the Fourth Proportional to 12,522,060.10, 18,783,090.15 and 7,714,159.30

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Solution

The fourth proportional to 12,522,060.10, 18,783,090.15 and 7,714,159.30 is: 11,571,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522,060.10 : 18,783,090.15 = 7,714,159.30 : x
  2. Step 2: Convert to fraction form
    12,522,060.10/18,783,090.15 = 7,714,159.30/x
  3. Step 3: Cross multiply
    12,522,060.10x = 18,783,090.15 × 7,714,159.30
  4. Step 4: Simplify right side
    12,522,060.10x = 144,895,749,563,360.88
  5. Step 5: Solve for x
    x = 144,895,749,563,360.88/12,522,060.10
  6. Step 6: Final answer
    x = 11,571,238.95

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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.