Home / 50,291,005.41-75,772,564.36-45,438,951.51

Finding the Fourth Proportional to 50,291,005.41, 75,772,564.36 and 45,438,951.51

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Solution

The fourth proportional to 50,291,005.41, 75,772,564.36 and 45,438,951.51 is: 68,462,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,291,005.41 : 75,772,564.36 = 45,438,951.51 : x
  2. Step 2: Convert to fraction form
    50,291,005.41/75,772,564.36 = 45,438,951.51/x
  3. Step 3: Cross multiply
    50,291,005.41x = 75,772,564.36 × 45,438,951.51
  4. Step 4: Simplify right side
    50,291,005.41x = 3,443,025,877,628,796.50
  5. Step 5: Solve for x
    x = 3,443,025,877,628,796.50/50,291,005.41
  6. Step 6: Final answer
    x = 68,462,060.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.