Home / 11,431,016.58-15,787,895.14-7,528,219.10

Finding the Fourth Proportional to 11,431,016.58, 15,787,895.14 and 7,528,219.10

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Solution

The fourth proportional to 11,431,016.58, 15,787,895.14 and 7,528,219.10 is: 10,397,564.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,431,016.58 : 15,787,895.14 = 7,528,219.10 : x
  2. Step 2: Convert to fraction form
    11,431,016.58/15,787,895.14 = 7,528,219.10/x
  3. Step 3: Cross multiply
    11,431,016.58x = 15,787,895.14 × 7,528,219.10
  4. Step 4: Simplify right side
    11,431,016.58x = 118,854,733,643,985.14
  5. Step 5: Solve for x
    x = 118,854,733,643,985.14/11,431,016.58
  6. Step 6: Final answer
    x = 10,397,564.63

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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.