Home / 7,417,231.40-11,127,815.40-2,624,420.90

Finding the Fourth Proportional to 7,417,231.40, 11,127,815.40 and 2,624,420.90

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Solution

The fourth proportional to 7,417,231.40, 11,127,815.40 and 2,624,420.90 is: 3,937,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417,231.40 : 11,127,815.40 = 2,624,420.90 : x
  2. Step 2: Convert to fraction form
    7,417,231.40/11,127,815.40 = 2,624,420.90/x
  3. Step 3: Cross multiply
    7,417,231.40x = 11,127,815.40 × 2,624,420.90
  4. Step 4: Simplify right side
    7,417,231.40x = 29,204,071,307,101.86
  5. Step 5: Solve for x
    x = 29,204,071,307,101.86/7,417,231.40
  6. Step 6: Final answer
    x = 3,937,327.79

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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.