Home / 38,692,771.02-58,075,519.59-20,261,944.96

Finding the Fourth Proportional to 38,692,771.02, 58,075,519.59 and 20,261,944.96

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Solution

The fourth proportional to 38,692,771.02, 58,075,519.59 and 20,261,944.96 is: 30,411,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,692,771.02 : 58,075,519.59 = 20,261,944.96 : x
  2. Step 2: Convert to fraction form
    38,692,771.02/58,075,519.59 = 20,261,944.96/x
  3. Step 3: Cross multiply
    38,692,771.02x = 58,075,519.59 × 20,261,944.96
  4. Step 4: Simplify right side
    38,692,771.02x = 1,176,722,981,310,793
  5. Step 5: Solve for x
    x = 1,176,722,981,310,793/38,692,771.02
  6. Step 6: Final answer
    x = 30,411,959.40

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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.