Home / 15,886,143.52-23,649,528.68-15,791,664.16

Finding the Fourth Proportional to 15,886,143.52, 23,649,528.68 and 15,791,664.16

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Solution

The fourth proportional to 15,886,143.52, 23,649,528.68 and 15,791,664.16 is: 23,508,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886,143.52 : 23,649,528.68 = 15,791,664.16 : x
  2. Step 2: Convert to fraction form
    15,886,143.52/23,649,528.68 = 15,791,664.16/x
  3. Step 3: Cross multiply
    15,886,143.52x = 23,649,528.68 × 15,791,664.16
  4. Step 4: Simplify right side
    15,886,143.52x = 373,465,414,456,848.12
  5. Step 5: Solve for x
    x = 373,465,414,456,848.12/15,886,143.52
  6. Step 6: Final answer
    x = 23,508,878.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.