Home / 9,288,219.99-12,816,582.94-5,157,689.53

Finding the Fourth Proportional to 9,288,219.99, 12,816,582.94 and 5,157,689.53

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Solution

The fourth proportional to 9,288,219.99, 12,816,582.94 and 5,157,689.53 is: 7,116,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,219.99 : 12,816,582.94 = 5,157,689.53 : x
  2. Step 2: Convert to fraction form
    9,288,219.99/12,816,582.94 = 5,157,689.53/x
  3. Step 3: Cross multiply
    9,288,219.99x = 12,816,582.94 × 5,157,689.53
  4. Step 4: Simplify right side
    9,288,219.99x = 66,103,955,640,014.62
  5. Step 5: Solve for x
    x = 66,103,955,640,014.62/9,288,219.99
  6. Step 6: Final answer
    x = 7,116,967.05

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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.