Home / 14,675,674.20-21,969,965.70-10,905,869.40

Finding the Fourth Proportional to 14,675,674.20, 21,969,965.70 and 10,905,869.40

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Solution

The fourth proportional to 14,675,674.20, 21,969,965.70 and 10,905,869.40 is: 16,326,444.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,675,674.20 : 21,969,965.70 = 10,905,869.40 : x
  2. Step 2: Convert to fraction form
    14,675,674.20/21,969,965.70 = 10,905,869.40/x
  3. Step 3: Cross multiply
    14,675,674.20x = 21,969,965.70 × 10,905,869.40
  4. Step 4: Simplify right side
    14,675,674.20x = 239,601,576,646,679.59
  5. Step 5: Solve for x
    x = 239,601,576,646,679.59/14,675,674.20
  6. Step 6: Final answer
    x = 16,326,444.25

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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.