Home / 64,958,126.42-89,642,212.18-35,590,571.48

Finding the Fourth Proportional to 64,958,126.42, 89,642,212.18 and 35,590,571.48

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Solution

The fourth proportional to 64,958,126.42, 89,642,212.18 and 35,590,571.48 is: 49,114,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,958,126.42 : 89,642,212.18 = 35,590,571.48 : x
  2. Step 2: Convert to fraction form
    64,958,126.42/89,642,212.18 = 35,590,571.48/x
  3. Step 3: Cross multiply
    64,958,126.42x = 89,642,212.18 × 35,590,571.48
  4. Step 4: Simplify right side
    64,958,126.42x = 3,190,417,560,217,616.50
  5. Step 5: Solve for x
    x = 3,190,417,560,217,616.50/64,958,126.42
  6. Step 6: Final answer
    x = 49,114,987.39

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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.