Home / 51,127,612.43-70,557,846.08-30,237,552.45

Finding the Fourth Proportional to 51,127,612.43, 70,557,846.08 and 30,237,552.45

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Solution

The fourth proportional to 51,127,612.43, 70,557,846.08 and 30,237,552.45 is: 41,728,851.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,127,612.43 : 70,557,846.08 = 30,237,552.45 : x
  2. Step 2: Convert to fraction form
    51,127,612.43/70,557,846.08 = 30,237,552.45/x
  3. Step 3: Cross multiply
    51,127,612.43x = 70,557,846.08 × 30,237,552.45
  4. Step 4: Simplify right side
    51,127,612.43x = 2,133,496,571,451,839.25
  5. Step 5: Solve for x
    x = 2,133,496,571,451,839.25/51,127,612.43
  6. Step 6: Final answer
    x = 41,728,851.99

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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.