Home / 62,947,023.64-86,864,855.47-36,128,768.45

Finding the Fourth Proportional to 62,947,023.64, 86,864,855.47 and 36,128,768.45

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Solution

The fourth proportional to 62,947,023.64, 86,864,855.47 and 36,128,768.45 is: 49,856,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,947,023.64 : 86,864,855.47 = 36,128,768.45 : x
  2. Step 2: Convert to fraction form
    62,947,023.64/86,864,855.47 = 36,128,768.45/x
  3. Step 3: Cross multiply
    62,947,023.64x = 86,864,855.47 × 36,128,768.45
  4. Step 4: Simplify right side
    62,947,023.64x = 3,138,320,249,193,700
  5. Step 5: Solve for x
    x = 3,138,320,249,193,700/62,947,023.64
  6. Step 6: Final answer
    x = 49,856,531.22

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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.