Home / 13,582,176-18,746,065.44-7,784,844

Finding the Fourth Proportional to 13,582,176, 18,746,065.44 and 7,784,844

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Solution

The fourth proportional to 13,582,176, 18,746,065.44 and 7,784,844 is: 10,744,610.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582,176 : 18,746,065.44 = 7,784,844 : x
  2. Step 2: Convert to fraction form
    13,582,176/18,746,065.44 = 7,784,844/x
  3. Step 3: Cross multiply
    13,582,176x = 18,746,065.44 × 7,784,844
  4. Step 4: Simplify right side
    13,582,176x = 145,935,195,064,191.38
  5. Step 5: Solve for x
    x = 145,935,195,064,191.38/13,582,176
  6. Step 6: Final answer
    x = 10,744,610.81

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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.