Home / 8,322,110.90-12,462,171.15-6,642,494.90

Finding the Fourth Proportional to 8,322,110.90, 12,462,171.15 and 6,642,494.90

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Solution

The fourth proportional to 8,322,110.90, 12,462,171.15 and 6,642,494.90 is: 9,946,984.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,322,110.90 : 12,462,171.15 = 6,642,494.90 : x
  2. Step 2: Convert to fraction form
    8,322,110.90/12,462,171.15 = 6,642,494.90/x
  3. Step 3: Cross multiply
    8,322,110.90x = 12,462,171.15 × 6,642,494.90
  4. Step 4: Simplify right side
    8,322,110.90x = 82,779,908,306,802.14
  5. Step 5: Solve for x
    x = 82,779,908,306,802.14/8,322,110.90
  6. Step 6: Final answer
    x = 9,946,984.52

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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.