Home / 12,384,530.10-18,576,795.15-4,294,817.10

Finding the Fourth Proportional to 12,384,530.10, 18,576,795.15 and 4,294,817.10

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Solution

The fourth proportional to 12,384,530.10, 18,576,795.15 and 4,294,817.10 is: 6,442,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,530.10 : 18,576,795.15 = 4,294,817.10 : x
  2. Step 2: Convert to fraction form
    12,384,530.10/18,576,795.15 = 4,294,817.10/x
  3. Step 3: Cross multiply
    12,384,530.10x = 18,576,795.15 × 4,294,817.10
  4. Step 4: Simplify right side
    12,384,530.10x = 79,783,937,473,417.05
  5. Step 5: Solve for x
    x = 79,783,937,473,417.05/12,384,530.10
  6. Step 6: Final answer
    x = 6,442,225.65

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Double scale
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Similar ratio
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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.