Home / 7,989,152.86-11,025,247.46-4,891,617.28

Finding the Fourth Proportional to 7,989,152.86, 11,025,247.46 and 4,891,617.28

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Solution

The fourth proportional to 7,989,152.86, 11,025,247.46 and 4,891,617.28 is: 6,750,564.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,152.86 : 11,025,247.46 = 4,891,617.28 : x
  2. Step 2: Convert to fraction form
    7,989,152.86/11,025,247.46 = 4,891,617.28/x
  3. Step 3: Cross multiply
    7,989,152.86x = 11,025,247.46 × 4,891,617.28
  4. Step 4: Simplify right side
    7,989,152.86x = 53,931,290,991,612.12
  5. Step 5: Solve for x
    x = 53,931,290,991,612.12/7,989,152.86
  6. Step 6: Final answer
    x = 6,750,564.41

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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.