Home / 15,974,164.80-23,961,247.20-13,139,812.80

Finding the Fourth Proportional to 15,974,164.80, 23,961,247.20 and 13,139,812.80

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Solution

The fourth proportional to 15,974,164.80, 23,961,247.20 and 13,139,812.80 is: 19,709,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974,164.80 : 23,961,247.20 = 13,139,812.80 : x
  2. Step 2: Convert to fraction form
    15,974,164.80/23,961,247.20 = 13,139,812.80/x
  3. Step 3: Cross multiply
    15,974,164.80x = 23,961,247.20 × 13,139,812.80
  4. Step 4: Simplify right side
    15,974,164.80x = 314,846,302,662,524.19
  5. Step 5: Solve for x
    x = 314,846,302,662,524.19/15,974,164.80
  6. Step 6: Final answer
    x = 19,709,719.20

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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.