Home / 8,492,735.20-12,714,219.60-7,497,407.20

Finding the Fourth Proportional to 8,492,735.20, 12,714,219.60 and 7,497,407.20

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Solution

The fourth proportional to 8,492,735.20, 12,714,219.60 and 7,497,407.20 is: 11,224,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492,735.20 : 12,714,219.60 = 7,497,407.20 : x
  2. Step 2: Convert to fraction form
    8,492,735.20/12,714,219.60 = 7,497,407.20/x
  3. Step 3: Cross multiply
    8,492,735.20x = 12,714,219.60 × 7,497,407.20
  4. Step 4: Simplify right side
    8,492,735.20x = 95,323,681,571,421.12
  5. Step 5: Solve for x
    x = 95,323,681,571,421.12/8,492,735.20
  6. Step 6: Final answer
    x = 11,224,143.85

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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.