Home / 62,762,677.20-86,529,288.42-51,557,078.34

Finding the Fourth Proportional to 62,762,677.20, 86,529,288.42 and 51,557,078.34

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Solution

The fourth proportional to 62,762,677.20, 86,529,288.42 and 51,557,078.34 is: 71,080,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,762,677.20 : 86,529,288.42 = 51,557,078.34 : x
  2. Step 2: Convert to fraction form
    62,762,677.20/86,529,288.42 = 51,557,078.34/x
  3. Step 3: Cross multiply
    62,762,677.20x = 86,529,288.42 × 51,557,078.34
  4. Step 4: Simplify right side
    62,762,677.20x = 4,461,197,301,774,395
  5. Step 5: Solve for x
    x = 4,461,197,301,774,395/62,762,677.20
  6. Step 6: Final answer
    x = 71,080,417.55

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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.