Home / 14,202,476.70-21,303,715.05-9,856,470.30

Finding the Fourth Proportional to 14,202,476.70, 21,303,715.05 and 9,856,470.30

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Solution

The fourth proportional to 14,202,476.70, 21,303,715.05 and 9,856,470.30 is: 14,784,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202,476.70 : 21,303,715.05 = 9,856,470.30 : x
  2. Step 2: Convert to fraction form
    14,202,476.70/21,303,715.05 = 9,856,470.30/x
  3. Step 3: Cross multiply
    14,202,476.70x = 21,303,715.05 × 9,856,470.30
  4. Step 4: Simplify right side
    14,202,476.70x = 209,979,434,669,988.03
  5. Step 5: Solve for x
    x = 209,979,434,669,988.03/14,202,476.70
  6. Step 6: Final answer
    x = 14,784,705.45

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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.