Home / 13,812,027.76-20,712,340.98-4,714,858.86

Finding the Fourth Proportional to 13,812,027.76, 20,712,340.98 and 4,714,858.86

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Solution

The fourth proportional to 13,812,027.76, 20,712,340.98 and 4,714,858.86 is: 7,070,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,812,027.76 : 20,712,340.98 = 4,714,858.86 : x
  2. Step 2: Convert to fraction form
    13,812,027.76/20,712,340.98 = 4,714,858.86/x
  3. Step 3: Cross multiply
    13,812,027.76x = 20,712,340.98 × 4,714,858.86
  4. Step 4: Simplify right side
    13,812,027.76x = 97,655,764,380,894.09
  5. Step 5: Solve for x
    x = 97,655,764,380,894.09/13,812,027.76
  6. Step 6: Final answer
    x = 7,070,342.32

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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.