Home / 12,096,579.40-18,144,869.10-9,969,065.80

Finding the Fourth Proportional to 12,096,579.40, 18,144,869.10 and 9,969,065.80

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Solution

The fourth proportional to 12,096,579.40, 18,144,869.10 and 9,969,065.80 is: 14,953,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,579.40 : 18,144,869.10 = 9,969,065.80 : x
  2. Step 2: Convert to fraction form
    12,096,579.40/18,144,869.10 = 9,969,065.80/x
  3. Step 3: Cross multiply
    12,096,579.40x = 18,144,869.10 × 9,969,065.80
  4. Step 4: Simplify right side
    12,096,579.40x = 180,887,393,990,286.81
  5. Step 5: Solve for x
    x = 180,887,393,990,286.81/12,096,579.40
  6. Step 6: Final answer
    x = 14,953,598.70

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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.