Home / 9,141,622.47-12,615,165.60-5,011,512.48

Finding the Fourth Proportional to 9,141,622.47, 12,615,165.60 and 5,011,512.48

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Solution

The fourth proportional to 9,141,622.47, 12,615,165.60 and 5,011,512.48 is: 6,915,737.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141,622.47 : 12,615,165.60 = 5,011,512.48 : x
  2. Step 2: Convert to fraction form
    9,141,622.47/12,615,165.60 = 5,011,512.48/x
  3. Step 3: Cross multiply
    9,141,622.47x = 12,615,165.60 × 5,011,512.48
  4. Step 4: Simplify right side
    9,141,622.47x = 63,221,059,841,666.70
  5. Step 5: Solve for x
    x = 63,221,059,841,666.70/9,141,622.47
  6. Step 6: Final answer
    x = 6,915,737.34

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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.