Home / 12,096,515.70-18,171,807.15-10,105,859.70

Finding the Fourth Proportional to 12,096,515.70, 18,171,807.15 and 10,105,859.70

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Solution

The fourth proportional to 12,096,515.70, 18,171,807.15 and 10,105,859.70 is: 15,181,374.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,515.70 : 18,171,807.15 = 10,105,859.70 : x
  2. Step 2: Convert to fraction form
    12,096,515.70/18,171,807.15 = 10,105,859.70/x
  3. Step 3: Cross multiply
    12,096,515.70x = 18,171,807.15 × 10,105,859.70
  4. Step 4: Simplify right side
    12,096,515.70x = 183,641,733,553,356.81
  5. Step 5: Solve for x
    x = 183,641,733,553,356.81/12,096,515.70
  6. Step 6: Final answer
    x = 15,181,374.38

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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.