Home / 12,147,482.17-16,762,867.55-6,714,624.25

Finding the Fourth Proportional to 12,147,482.17, 16,762,867.55 and 6,714,624.25

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Solution

The fourth proportional to 12,147,482.17, 16,762,867.55 and 6,714,624.25 is: 9,265,817.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,147,482.17 : 16,762,867.55 = 6,714,624.25 : x
  2. Step 2: Convert to fraction form
    12,147,482.17/16,762,867.55 = 6,714,624.25/x
  3. Step 3: Cross multiply
    12,147,482.17x = 16,762,867.55 × 6,714,624.25
  4. Step 4: Simplify right side
    12,147,482.17x = 112,556,356,917,194.97
  5. Step 5: Solve for x
    x = 112,556,356,917,194.97/12,147,482.17
  6. Step 6: Final answer
    x = 9,265,817.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.