Home / 52,110,969.26-78,167,119.10-13,772,152.13

Finding the Fourth Proportional to 52,110,969.26, 78,167,119.10 and 13,772,152.13

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Solution

The fourth proportional to 52,110,969.26, 78,167,119.10 and 13,772,152.13 is: 20,658,404.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110,969.26 : 78,167,119.10 = 13,772,152.13 : x
  2. Step 2: Convert to fraction form
    52,110,969.26/78,167,119.10 = 13,772,152.13/x
  3. Step 3: Cross multiply
    52,110,969.26x = 78,167,119.10 × 13,772,152.13
  4. Step 4: Simplify right side
    52,110,969.26x = 1,076,529,455,809,028.62
  5. Step 5: Solve for x
    x = 1,076,529,455,809,028.62/52,110,969.26
  6. Step 6: Final answer
    x = 20,658,404.00

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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.