Home / 7,474,005.28-10,314,127.20-4,036,246.31

Finding the Fourth Proportional to 7,474,005.28, 10,314,127.20 and 4,036,246.31

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Solution

The fourth proportional to 7,474,005.28, 10,314,127.20 and 4,036,246.31 is: 5,570,019.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474,005.28 : 10,314,127.20 = 4,036,246.31 : x
  2. Step 2: Convert to fraction form
    7,474,005.28/10,314,127.20 = 4,036,246.31/x
  3. Step 3: Cross multiply
    7,474,005.28x = 10,314,127.20 × 4,036,246.31
  4. Step 4: Simplify right side
    7,474,005.28x = 41,630,357,863,783.39
  5. Step 5: Solve for x
    x = 41,630,357,863,783.39/7,474,005.28
  6. Step 6: Final answer
    x = 5,570,019.86

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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.