Home / 12,452,605.40-18,683,573.70-4,885,002.20

Finding the Fourth Proportional to 12,452,605.40, 18,683,573.70 and 4,885,002.20

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Solution

The fourth proportional to 12,452,605.40, 18,683,573.70 and 4,885,002.20 is: 7,329,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,605.40 : 18,683,573.70 = 4,885,002.20 : x
  2. Step 2: Convert to fraction form
    12,452,605.40/18,683,573.70 = 4,885,002.20/x
  3. Step 3: Cross multiply
    12,452,605.40x = 18,683,573.70 × 4,885,002.20
  4. Step 4: Simplify right side
    12,452,605.40x = 91,269,298,628,362.14
  5. Step 5: Solve for x
    x = 91,269,298,628,362.14/12,452,605.40
  6. Step 6: Final answer
    x = 7,329,333.56

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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.