Home / 15,414,639.52-23,122,696.56-7,443,168.16

Finding the Fourth Proportional to 15,414,639.52, 23,122,696.56 and 7,443,168.16

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Solution

The fourth proportional to 15,414,639.52, 23,122,696.56 and 7,443,168.16 is: 11,165,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414,639.52 : 23,122,696.56 = 7,443,168.16 : x
  2. Step 2: Convert to fraction form
    15,414,639.52/23,122,696.56 = 7,443,168.16/x
  3. Step 3: Cross multiply
    15,414,639.52x = 23,122,696.56 × 7,443,168.16
  4. Step 4: Simplify right side
    15,414,639.52x = 172,106,118,808,733.53
  5. Step 5: Solve for x
    x = 172,106,118,808,733.53/15,414,639.52
  6. Step 6: Final answer
    x = 11,165,108.25

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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.