Home / 12,632,711.16-18,948,890.70-3,048,009.24

Finding the Fourth Proportional to 12,632,711.16, 18,948,890.70 and 3,048,009.24

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Solution

The fourth proportional to 12,632,711.16, 18,948,890.70 and 3,048,009.24 is: 4,571,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,632,711.16 : 18,948,890.70 = 3,048,009.24 : x
  2. Step 2: Convert to fraction form
    12,632,711.16/18,948,890.70 = 3,048,009.24/x
  3. Step 3: Cross multiply
    12,632,711.16x = 18,948,890.70 × 3,048,009.24
  4. Step 4: Simplify right side
    12,632,711.16x = 57,756,393,941,350.07
  5. Step 5: Solve for x
    x = 57,756,393,941,350.07/12,632,711.16
  6. Step 6: Final answer
    x = 4,571,971.39

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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.