Home / 45,390,968.86-68,079,144.75-13,035,512.17

Finding the Fourth Proportional to 45,390,968.86, 68,079,144.75 and 13,035,512.17

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Solution

The fourth proportional to 45,390,968.86, 68,079,144.75 and 13,035,512.17 is: 19,551,169.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,390,968.86 : 68,079,144.75 = 13,035,512.17 : x
  2. Step 2: Convert to fraction form
    45,390,968.86/68,079,144.75 = 13,035,512.17/x
  3. Step 3: Cross multiply
    45,390,968.86x = 68,079,144.75 × 13,035,512.17
  4. Step 4: Simplify right side
    45,390,968.86x = 887,446,519,911,816.62
  5. Step 5: Solve for x
    x = 887,446,519,911,816.62/45,390,968.86
  6. Step 6: Final answer
    x = 19,551,169.37

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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.