Home / 8,284,443.79-12,420,888.41-3,670,920.81

Finding the Fourth Proportional to 8,284,443.79, 12,420,888.41 and 3,670,920.81

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Solution

The fourth proportional to 8,284,443.79, 12,420,888.41 and 3,670,920.81 is: 5,503,821.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,443.79 : 12,420,888.41 = 3,670,920.81 : x
  2. Step 2: Convert to fraction form
    8,284,443.79/12,420,888.41 = 3,670,920.81/x
  3. Step 3: Cross multiply
    8,284,443.79x = 12,420,888.41 × 3,670,920.81
  4. Step 4: Simplify right side
    8,284,443.79x = 45,596,097,742,956.81
  5. Step 5: Solve for x
    x = 45,596,097,742,956.81/8,284,443.79
  6. Step 6: Final answer
    x = 5,503,821.25

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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.