Home / 6,870,685.20-10,306,027.80-4,349,187.60

Finding the Fourth Proportional to 6,870,685.20, 10,306,027.80 and 4,349,187.60

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Solution

The fourth proportional to 6,870,685.20, 10,306,027.80 and 4,349,187.60 is: 6,523,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,685.20 : 10,306,027.80 = 4,349,187.60 : x
  2. Step 2: Convert to fraction form
    6,870,685.20/10,306,027.80 = 4,349,187.60/x
  3. Step 3: Cross multiply
    6,870,685.20x = 10,306,027.80 × 4,349,187.60
  4. Step 4: Simplify right side
    6,870,685.20x = 44,822,848,313,015.28
  5. Step 5: Solve for x
    x = 44,822,848,313,015.28/6,870,685.20
  6. Step 6: Final answer
    x = 6,523,781.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.