Home / 9,516,015.34-13,132,114.46-5,165,102.55

Finding the Fourth Proportional to 9,516,015.34, 13,132,114.46 and 5,165,102.55

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Solution

The fourth proportional to 9,516,015.34, 13,132,114.46 and 5,165,102.55 is: 7,127,848.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516,015.34 : 13,132,114.46 = 5,165,102.55 : x
  2. Step 2: Convert to fraction form
    9,516,015.34/13,132,114.46 = 5,165,102.55/x
  3. Step 3: Cross multiply
    9,516,015.34x = 13,132,114.46 × 5,165,102.55
  4. Step 4: Simplify right side
    9,516,015.34x = 67,828,717,884,237.88
  5. Step 5: Solve for x
    x = 67,828,717,884,237.88/9,516,015.34
  6. Step 6: Final answer
    x = 7,127,848.73

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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.