Home / 9,052,806.81-12,492,624.28-4,978,425.81

Finding the Fourth Proportional to 9,052,806.81, 12,492,624.28 and 4,978,425.81

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Solution

The fourth proportional to 9,052,806.81, 12,492,624.28 and 4,978,425.81 is: 6,870,090.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052,806.81 : 12,492,624.28 = 4,978,425.81 : x
  2. Step 2: Convert to fraction form
    9,052,806.81/12,492,624.28 = 4,978,425.81/x
  3. Step 3: Cross multiply
    9,052,806.81x = 12,492,624.28 × 4,978,425.81
  4. Step 4: Simplify right side
    9,052,806.81x = 62,193,603,193,920.48
  5. Step 5: Solve for x
    x = 62,193,603,193,920.48/9,052,806.81
  6. Step 6: Final answer
    x = 6,870,090.62

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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.