Home / 12,010,503.41-18,012,029.07-4,333,150.20

Finding the Fourth Proportional to 12,010,503.41, 18,012,029.07 and 4,333,150.20

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Solution

The fourth proportional to 12,010,503.41, 18,012,029.07 and 4,333,150.20 is: 6,498,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,503.41 : 18,012,029.07 = 4,333,150.20 : x
  2. Step 2: Convert to fraction form
    12,010,503.41/18,012,029.07 = 4,333,150.20/x
  3. Step 3: Cross multiply
    12,010,503.41x = 18,012,029.07 × 4,333,150.20
  4. Step 4: Simplify right side
    12,010,503.41x = 78,048,827,450,870.75
  5. Step 5: Solve for x
    x = 78,048,827,450,870.75/12,010,503.41
  6. Step 6: Final answer
    x = 6,498,381.02

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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.