Home / 13,785,951.70-20,669,351.49-6,105,411.19

Finding the Fourth Proportional to 13,785,951.70, 20,669,351.49 and 6,105,411.19

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Solution

The fourth proportional to 13,785,951.70, 20,669,351.49 and 6,105,411.19 is: 9,153,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,785,951.70 : 20,669,351.49 = 6,105,411.19 : x
  2. Step 2: Convert to fraction form
    13,785,951.70/20,669,351.49 = 6,105,411.19/x
  3. Step 3: Cross multiply
    13,785,951.70x = 20,669,351.49 × 6,105,411.19
  4. Step 4: Simplify right side
    13,785,951.70x = 126,194,889,877,089.17
  5. Step 5: Solve for x
    x = 126,194,889,877,089.17/13,785,951.70
  6. Step 6: Final answer
    x = 9,153,875.82

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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.