Home / 43,151,127.20-64,683,145.20-21,552,509.60

Finding the Fourth Proportional to 43,151,127.20, 64,683,145.20 and 21,552,509.60

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Solution

The fourth proportional to 43,151,127.20, 64,683,145.20 and 21,552,509.60 is: 32,307,014.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,151,127.20 : 64,683,145.20 = 21,552,509.60 : x
  2. Step 2: Convert to fraction form
    43,151,127.20/64,683,145.20 = 21,552,509.60/x
  3. Step 3: Cross multiply
    43,151,127.20x = 64,683,145.20 × 21,552,509.60
  4. Step 4: Simplify right side
    43,151,127.20x = 1,394,084,107,881,194
  5. Step 5: Solve for x
    x = 1,394,084,107,881,194/43,151,127.20
  6. Step 6: Final answer
    x = 32,307,014.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.