Home / 7,405,040.94-10,219,902.89-4,142,036.94

Finding the Fourth Proportional to 7,405,040.94, 10,219,902.89 and 4,142,036.94

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Solution

The fourth proportional to 7,405,040.94, 10,219,902.89 and 4,142,036.94 is: 5,716,540.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405,040.94 : 10,219,902.89 = 4,142,036.94 : x
  2. Step 2: Convert to fraction form
    7,405,040.94/10,219,902.89 = 4,142,036.94/x
  3. Step 3: Cross multiply
    7,405,040.94x = 10,219,902.89 × 4,142,036.94
  4. Step 4: Simplify right side
    7,405,040.94x = 42,331,215,272,882.57
  5. Step 5: Solve for x
    x = 42,331,215,272,882.57/7,405,040.94
  6. Step 6: Final answer
    x = 5,716,540.34

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1.5x scale

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.