Home / 14,900,452.14-20,564,328.40-8,285,700.11

Finding the Fourth Proportional to 14,900,452.14, 20,564,328.40 and 8,285,700.11

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Solution

The fourth proportional to 14,900,452.14, 20,564,328.40 and 8,285,700.11 is: 11,435,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900,452.14 : 20,564,328.40 = 8,285,700.11 : x
  2. Step 2: Convert to fraction form
    14,900,452.14/20,564,328.40 = 8,285,700.11/x
  3. Step 3: Cross multiply
    14,900,452.14x = 20,564,328.40 × 8,285,700.11
  4. Step 4: Simplify right side
    14,900,452.14x = 170,389,858,116,652.69
  5. Step 5: Solve for x
    x = 170,389,858,116,652.69/14,900,452.14
  6. Step 6: Final answer
    x = 11,435,213.95

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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.