Home / 15,401,924.38-23,114,190-12,405,468.97

Finding the Fourth Proportional to 15,401,924.38, 23,114,190 and 12,405,468.97

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Solution

The fourth proportional to 15,401,924.38, 23,114,190 and 12,405,468.97 is: 18,617,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,401,924.38 : 23,114,190 = 12,405,468.97 : x
  2. Step 2: Convert to fraction form
    15,401,924.38/23,114,190 = 12,405,468.97/x
  3. Step 3: Cross multiply
    15,401,924.38x = 23,114,190 × 12,405,468.97
  4. Step 4: Simplify right side
    15,401,924.38x = 286,742,366,696,113.38
  5. Step 5: Solve for x
    x = 286,742,366,696,113.38/15,401,924.38
  6. Step 6: Final answer
    x = 18,617,307.79

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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.