Home / 35,468,414.34-48,946,955.04-20,780,566.08

Finding the Fourth Proportional to 35,468,414.34, 48,946,955.04 and 20,780,566.08

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Solution

The fourth proportional to 35,468,414.34, 48,946,955.04 and 20,780,566.08 is: 28,677,499.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,468,414.34 : 48,946,955.04 = 20,780,566.08 : x
  2. Step 2: Convert to fraction form
    35,468,414.34/48,946,955.04 = 20,780,566.08/x
  3. Step 3: Cross multiply
    35,468,414.34x = 48,946,955.04 × 20,780,566.08
  4. Step 4: Simplify right side
    35,468,414.34x = 1,017,145,433,623,508.88
  5. Step 5: Solve for x
    x = 1,017,145,433,623,508.88/35,468,414.34
  6. Step 6: Final answer
    x = 28,677,499.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.