Home / 52,110,967.63-78,167,116.66-13,772,150.50

Finding the Fourth Proportional to 52,110,967.63, 78,167,116.66 and 13,772,150.50

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Solution

The fourth proportional to 52,110,967.63, 78,167,116.66 and 13,772,150.50 is: 20,658,401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110,967.63 : 78,167,116.66 = 13,772,150.50 : x
  2. Step 2: Convert to fraction form
    52,110,967.63/78,167,116.66 = 13,772,150.50/x
  3. Step 3: Cross multiply
    52,110,967.63x = 78,167,116.66 × 13,772,150.50
  4. Step 4: Simplify right side
    52,110,967.63x = 1,076,529,294,792,577.25
  5. Step 5: Solve for x
    x = 1,076,529,294,792,577.25/52,110,967.63
  6. Step 6: Final answer
    x = 20,658,401.56

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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.