Home / 7,113,236.48-10,669,882.74-1,721,878.25

Finding the Fourth Proportional to 7,113,236.48, 10,669,882.74 and 1,721,878.25

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Solution

The fourth proportional to 7,113,236.48, 10,669,882.74 and 1,721,878.25 is: 2,582,824.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,236.48 : 10,669,882.74 = 1,721,878.25 : x
  2. Step 2: Convert to fraction form
    7,113,236.48/10,669,882.74 = 1,721,878.25/x
  3. Step 3: Cross multiply
    7,113,236.48x = 10,669,882.74 × 1,721,878.25
  4. Step 4: Simplify right side
    7,113,236.48x = 18,372,239,020,056.41
  5. Step 5: Solve for x
    x = 18,372,239,020,056.41/7,113,236.48
  6. Step 6: Final answer
    x = 2,582,824.16

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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.