Home / 38,181,506-52,690,486.92-21,012,098

Finding the Fourth Proportional to 38,181,506, 52,690,486.92 and 21,012,098

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Solution

The fourth proportional to 38,181,506, 52,690,486.92 and 21,012,098 is: 28,996,699.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,181,506 : 52,690,486.92 = 21,012,098 : x
  2. Step 2: Convert to fraction form
    38,181,506/52,690,486.92 = 21,012,098/x
  3. Step 3: Cross multiply
    38,181,506x = 52,690,486.92 × 21,012,098
  4. Step 4: Simplify right side
    38,181,506x = 1,107,137,674,830,758.25
  5. Step 5: Solve for x
    x = 1,107,137,674,830,758.25/38,181,506
  6. Step 6: Final answer
    x = 28,996,699.99

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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.