Home / 69,695,415-96,278,024.71-55,848,752.55

Finding the Fourth Proportional to 69,695,415, 96,278,024.71 and 55,848,752.55

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Solution

The fourth proportional to 69,695,415, 96,278,024.71 and 55,848,752.55 is: 77,150,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,695,415 : 96,278,024.71 = 55,848,752.55 : x
  2. Step 2: Convert to fraction form
    69,695,415/96,278,024.71 = 55,848,752.55/x
  3. Step 3: Cross multiply
    69,695,415x = 96,278,024.71 × 55,848,752.55
  4. Step 4: Simplify right side
    69,695,415x = 5,377,007,578,031,575
  5. Step 5: Solve for x
    x = 5,377,007,578,031,575/69,695,415
  6. Step 6: Final answer
    x = 77,150,090.55

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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.