Home / 52,110,967.76-78,167,116.85-13,772,150.63

Finding the Fourth Proportional to 52,110,967.76, 78,167,116.85 and 13,772,150.63

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Solution

The fourth proportional to 52,110,967.76, 78,167,116.85 and 13,772,150.63 is: 20,658,401.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110,967.76 : 78,167,116.85 = 13,772,150.63 : x
  2. Step 2: Convert to fraction form
    52,110,967.76/78,167,116.85 = 13,772,150.63/x
  3. Step 3: Cross multiply
    52,110,967.76x = 78,167,116.85 × 13,772,150.63
  4. Step 4: Simplify right side
    52,110,967.76x = 1,076,529,307,111,314.75
  5. Step 5: Solve for x
    x = 1,076,529,307,111,314.75/52,110,967.76
  6. Step 6: Final answer
    x = 20,658,401.74

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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.