Home / 13,582,184-18,746,076.48-7,784,852

Finding the Fourth Proportional to 13,582,184, 18,746,076.48 and 7,784,852

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Solution

The fourth proportional to 13,582,184, 18,746,076.48 and 7,784,852 is: 10,744,621.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582,184 : 18,746,076.48 = 7,784,852 : x
  2. Step 2: Convert to fraction form
    13,582,184/18,746,076.48 = 7,784,852/x
  3. Step 3: Cross multiply
    13,582,184x = 18,746,076.48 × 7,784,852
  4. Step 4: Simplify right side
    13,582,184x = 145,935,430,977,480.97
  5. Step 5: Solve for x
    x = 145,935,430,977,480.97/13,582,184
  6. Step 6: Final answer
    x = 10,744,621.85

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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.