Home / 35,158,492.80-52,768,843.20-20,763,561.60

Finding the Fourth Proportional to 35,158,492.80, 52,768,843.20 and 20,763,561.60

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Solution

The fourth proportional to 35,158,492.80, 52,768,843.20 and 20,763,561.60 is: 31,163,711.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,158,492.80 : 52,768,843.20 = 20,763,561.60 : x
  2. Step 2: Convert to fraction form
    35,158,492.80/52,768,843.20 = 20,763,561.60/x
  3. Step 3: Cross multiply
    35,158,492.80x = 52,768,843.20 × 20,763,561.60
  4. Step 4: Simplify right side
    35,158,492.80x = 1,095,669,126,343,941.25
  5. Step 5: Solve for x
    x = 1,095,669,126,343,941.25/35,158,492.80
  6. Step 6: Final answer
    x = 31,163,711.50

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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.