Home / 7,838,015.22-10,816,366.05-4,400,167.86

Finding the Fourth Proportional to 7,838,015.22, 10,816,366.05 and 4,400,167.86

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Solution

The fourth proportional to 7,838,015.22, 10,816,366.05 and 4,400,167.86 is: 6,072,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,015.22 : 10,816,366.05 = 4,400,167.86 : x
  2. Step 2: Convert to fraction form
    7,838,015.22/10,816,366.05 = 4,400,167.86/x
  3. Step 3: Cross multiply
    7,838,015.22x = 10,816,366.05 × 4,400,167.86
  4. Step 4: Simplify right side
    7,838,015.22x = 47,593,826,255,205.16
  5. Step 5: Solve for x
    x = 47,593,826,255,205.16/7,838,015.22
  6. Step 6: Final answer
    x = 6,072,178.34

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1.5x scale

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.