Home / 7,990,857.64-11,030,382.28-5,237,722.42

Finding the Fourth Proportional to 7,990,857.64, 11,030,382.28 and 5,237,722.42

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Solution

The fourth proportional to 7,990,857.64, 11,030,382.28 and 5,237,722.42 is: 7,230,022.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,857.64 : 11,030,382.28 = 5,237,722.42 : x
  2. Step 2: Convert to fraction form
    7,990,857.64/11,030,382.28 = 5,237,722.42/x
  3. Step 3: Cross multiply
    7,990,857.64x = 11,030,382.28 × 5,237,722.42
  4. Step 4: Simplify right side
    7,990,857.64x = 57,774,080,569,126.71
  5. Step 5: Solve for x
    x = 57,774,080,569,126.71/7,990,857.64
  6. Step 6: Final answer
    x = 7,230,022.50

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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.