Home / 23,118,022.92-31,880,857.16-13,824,079.40

Finding the Fourth Proportional to 23,118,022.92, 31,880,857.16 and 13,824,079.40

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Solution

The fourth proportional to 23,118,022.92, 31,880,857.16 and 13,824,079.40 is: 19,064,065.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,118,022.92 : 31,880,857.16 = 13,824,079.40 : x
  2. Step 2: Convert to fraction form
    23,118,022.92/31,880,857.16 = 13,824,079.40/x
  3. Step 3: Cross multiply
    23,118,022.92x = 31,880,857.16 × 13,824,079.40
  4. Step 4: Simplify right side
    23,118,022.92x = 440,723,500,719,898.50
  5. Step 5: Solve for x
    x = 440,723,500,719,898.50/23,118,022.92
  6. Step 6: Final answer
    x = 19,064,065.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.