Home / 7,225,287.80-10,835,231.43-2,905,880.10

Finding the Fourth Proportional to 7,225,287.80, 10,835,231.43 and 2,905,880.10

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Solution

The fourth proportional to 7,225,287.80, 10,835,231.43 and 2,905,880.10 is: 4,357,734.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,287.80 : 10,835,231.43 = 2,905,880.10 : x
  2. Step 2: Convert to fraction form
    7,225,287.80/10,835,231.43 = 2,905,880.10/x
  3. Step 3: Cross multiply
    7,225,287.80x = 10,835,231.43 × 2,905,880.10
  4. Step 4: Simplify right side
    7,225,287.80x = 31,485,883,380,434.49
  5. Step 5: Solve for x
    x = 31,485,883,380,434.49/7,225,287.80
  6. Step 6: Final answer
    x = 4,357,734.15

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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.