Home / 14,070,639.26-21,109,597.78-8,239,749.32

Finding the Fourth Proportional to 14,070,639.26, 21,109,597.78 and 8,239,749.32

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Solution

The fourth proportional to 14,070,639.26, 21,109,597.78 and 8,239,749.32 is: 12,361,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070,639.26 : 21,109,597.78 = 8,239,749.32 : x
  2. Step 2: Convert to fraction form
    14,070,639.26/21,109,597.78 = 8,239,749.32/x
  3. Step 3: Cross multiply
    14,070,639.26x = 21,109,597.78 × 8,239,749.32
  4. Step 4: Simplify right side
    14,070,639.26x = 173,937,793,857,980.22
  5. Step 5: Solve for x
    x = 173,937,793,857,980.22/14,070,639.26
  6. Step 6: Final answer
    x = 12,361,754.90

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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.