Home / 14,570,672.79-20,107,558.40-8,044,314.87

Finding the Fourth Proportional to 14,570,672.79, 20,107,558.40 and 8,044,314.87

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Solution

The fourth proportional to 14,570,672.79, 20,107,558.40 and 8,044,314.87 is: 11,101,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570,672.79 : 20,107,558.40 = 8,044,314.87 : x
  2. Step 2: Convert to fraction form
    14,570,672.79/20,107,558.40 = 8,044,314.87/x
  3. Step 3: Cross multiply
    14,570,672.79x = 20,107,558.40 × 8,044,314.87
  4. Step 4: Simplify right side
    14,570,672.79x = 161,751,530,996,291.84
  5. Step 5: Solve for x
    x = 161,751,530,996,291.84/14,570,672.79
  6. Step 6: Final answer
    x = 11,101,171.05

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1.5x scale

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.