Home / 12,096,502.80-16,692,987.24-6,664,189.20

Finding the Fourth Proportional to 12,096,502.80, 16,692,987.24 and 6,664,189.20

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Solution

The fourth proportional to 12,096,502.80, 16,692,987.24 and 6,664,189.20 is: 9,196,478.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,502.80 : 16,692,987.24 = 6,664,189.20 : x
  2. Step 2: Convert to fraction form
    12,096,502.80/16,692,987.24 = 6,664,189.20/x
  3. Step 3: Cross multiply
    12,096,502.80x = 16,692,987.24 × 6,664,189.20
  4. Step 4: Simplify right side
    12,096,502.80x = 111,245,225,280,545.81
  5. Step 5: Solve for x
    x = 111,245,225,280,545.81/12,096,502.80
  6. Step 6: Final answer
    x = 9,196,478.28

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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.