Home / 10,875,647.72-15,008,094.56-5,980,869.81

Finding the Fourth Proportional to 10,875,647.72, 15,008,094.56 and 5,980,869.81

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Solution

The fourth proportional to 10,875,647.72, 15,008,094.56 and 5,980,869.81 is: 8,253,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875,647.72 : 15,008,094.56 = 5,980,869.81 : x
  2. Step 2: Convert to fraction form
    10,875,647.72/15,008,094.56 = 5,980,869.81/x
  3. Step 3: Cross multiply
    10,875,647.72x = 15,008,094.56 × 5,980,869.81
  4. Step 4: Simplify right side
    10,875,647.72x = 89,761,459,629,624.88
  5. Step 5: Solve for x
    x = 89,761,459,629,624.88/10,875,647.72
  6. Step 6: Final answer
    x = 8,253,435.75

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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.