Home / 70,126,607.64-96,776,860.22-39,188,080.92

Finding the Fourth Proportional to 70,126,607.64, 96,776,860.22 and 39,188,080.92

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Solution

The fourth proportional to 70,126,607.64, 96,776,860.22 and 39,188,080.92 is: 54,080,748.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,126,607.64 : 96,776,860.22 = 39,188,080.92 : x
  2. Step 2: Convert to fraction form
    70,126,607.64/96,776,860.22 = 39,188,080.92/x
  3. Step 3: Cross multiply
    70,126,607.64x = 96,776,860.22 × 39,188,080.92
  4. Step 4: Simplify right side
    70,126,607.64x = 3,792,499,429,484,889
  5. Step 5: Solve for x
    x = 3,792,499,429,484,889/70,126,607.64
  6. Step 6: Final answer
    x = 54,080,748.48

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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.