Home / 14,631,586.29-20,191,324.50-8,105,195.52

Finding the Fourth Proportional to 14,631,586.29, 20,191,324.50 and 8,105,195.52

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Solution

The fourth proportional to 14,631,586.29, 20,191,324.50 and 8,105,195.52 is: 11,185,023.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631,586.29 : 20,191,324.50 = 8,105,195.52 : x
  2. Step 2: Convert to fraction form
    14,631,586.29/20,191,324.50 = 8,105,195.52/x
  3. Step 3: Cross multiply
    14,631,586.29x = 20,191,324.50 × 8,105,195.52
  4. Step 4: Simplify right side
    14,631,586.29x = 163,654,632,880,266.22
  5. Step 5: Solve for x
    x = 163,654,632,880,266.22/14,631,586.29
  6. Step 6: Final answer
    x = 11,185,023.25

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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.