Home / 38,679,171.02-53,381,171.10-22,161,486.56

Finding the Fourth Proportional to 38,679,171.02, 53,381,171.10 and 22,161,486.56

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Solution

The fourth proportional to 38,679,171.02, 53,381,171.10 and 22,161,486.56 is: 30,585,094.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,679,171.02 : 53,381,171.10 = 22,161,486.56 : x
  2. Step 2: Convert to fraction form
    38,679,171.02/53,381,171.10 = 22,161,486.56/x
  3. Step 3: Cross multiply
    38,679,171.02x = 53,381,171.10 × 22,161,486.56
  4. Step 4: Simplify right side
    38,679,171.02x = 1,183,006,105,889,710.50
  5. Step 5: Solve for x
    x = 1,183,006,105,889,710.50/38,679,171.02
  6. Step 6: Final answer
    x = 30,585,094.63

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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.