Home / 12,096,983.80-18,145,475.70-9,357,110.20

Finding the Fourth Proportional to 12,096,983.80, 18,145,475.70 and 9,357,110.20

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Solution

The fourth proportional to 12,096,983.80, 18,145,475.70 and 9,357,110.20 is: 14,035,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,983.80 : 18,145,475.70 = 9,357,110.20 : x
  2. Step 2: Convert to fraction form
    12,096,983.80/18,145,475.70 = 9,357,110.20/x
  3. Step 3: Cross multiply
    12,096,983.80x = 18,145,475.70 × 9,357,110.20
  4. Step 4: Simplify right side
    12,096,983.80x = 169,789,215,756,322.12
  5. Step 5: Solve for x
    x = 169,789,215,756,322.12/12,096,983.80
  6. Step 6: Final answer
    x = 14,035,665.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.