Home / 13,595,855.04-20,386,328.42-5,390,184.56

Finding the Fourth Proportional to 13,595,855.04, 20,386,328.42 and 5,390,184.56

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Solution

The fourth proportional to 13,595,855.04, 20,386,328.42 and 5,390,184.56 is: 8,082,321.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595,855.04 : 20,386,328.42 = 5,390,184.56 : x
  2. Step 2: Convert to fraction form
    13,595,855.04/20,386,328.42 = 5,390,184.56/x
  3. Step 3: Cross multiply
    13,595,855.04x = 20,386,328.42 × 5,390,184.56
  4. Step 4: Simplify right side
    13,595,855.04x = 109,886,072,684,573.20
  5. Step 5: Solve for x
    x = 109,886,072,684,573.20/13,595,855.04
  6. Step 6: Final answer
    x = 8,082,321.59

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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.