Home / 52,110,973.14-78,167,124.92-13,772,156

Finding the Fourth Proportional to 52,110,973.14, 78,167,124.92 and 13,772,156

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Solution

The fourth proportional to 52,110,973.14, 78,167,124.92 and 13,772,156 is: 20,658,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110,973.14 : 78,167,124.92 = 13,772,156 : x
  2. Step 2: Convert to fraction form
    52,110,973.14/78,167,124.92 = 13,772,156/x
  3. Step 3: Cross multiply
    52,110,973.14x = 78,167,124.92 × 13,772,156
  4. Step 4: Simplify right side
    52,110,973.14x = 1,076,529,838,469,727.50
  5. Step 5: Solve for x
    x = 1,076,529,838,469,727.50/52,110,973.14
  6. Step 6: Final answer
    x = 20,658,409.81

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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.