Home / 52,110,967.38-78,167,116.28-13,772,150.25

Finding the Fourth Proportional to 52,110,967.38, 78,167,116.28 and 13,772,150.25

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Solution

The fourth proportional to 52,110,967.38, 78,167,116.28 and 13,772,150.25 is: 20,658,401.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110,967.38 : 78,167,116.28 = 13,772,150.25 : x
  2. Step 2: Convert to fraction form
    52,110,967.38/78,167,116.28 = 13,772,150.25/x
  3. Step 3: Cross multiply
    52,110,967.38x = 78,167,116.28 × 13,772,150.25
  4. Step 4: Simplify right side
    52,110,967.38x = 1,076,529,270,051,811.38
  5. Step 5: Solve for x
    x = 1,076,529,270,051,811.38/52,110,967.38
  6. Step 6: Final answer
    x = 20,658,401.18

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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.