Home / 8,989,742.11-12,409,217.67-5,892,465.01

Finding the Fourth Proportional to 8,989,742.11, 12,409,217.67 and 5,892,465.01

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Solution

The fourth proportional to 8,989,742.11, 12,409,217.67 and 5,892,465.01 is: 8,133,812.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,742.11 : 12,409,217.67 = 5,892,465.01 : x
  2. Step 2: Convert to fraction form
    8,989,742.11/12,409,217.67 = 5,892,465.01/x
  3. Step 3: Cross multiply
    8,989,742.11x = 12,409,217.67 × 5,892,465.01
  4. Step 4: Simplify right side
    8,989,742.11x = 73,120,880,921,948.72
  5. Step 5: Solve for x
    x = 73,120,880,921,948.72/8,989,742.11
  6. Step 6: Final answer
    x = 8,133,812.96

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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.