Home / 12,010,529.70-18,012,068.42-4,333,176.54

Finding the Fourth Proportional to 12,010,529.70, 18,012,068.42 and 4,333,176.54

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Solution

The fourth proportional to 12,010,529.70, 18,012,068.42 and 4,333,176.54 is: 6,498,420.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,529.70 : 18,012,068.42 = 4,333,176.54 : x
  2. Step 2: Convert to fraction form
    12,010,529.70/18,012,068.42 = 4,333,176.54/x
  3. Step 3: Cross multiply
    12,010,529.70x = 18,012,068.42 × 4,333,176.54
  4. Step 4: Simplify right side
    12,010,529.70x = 78,049,472,292,752.98
  5. Step 5: Solve for x
    x = 78,049,472,292,752.98/12,010,529.70
  6. Step 6: Final answer
    x = 6,498,420.49

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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.