Home / 32,858,856.12-45,331,336.56-21,997,339.32

Finding the Fourth Proportional to 32,858,856.12, 45,331,336.56 and 21,997,339.32

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Solution

The fourth proportional to 32,858,856.12, 45,331,336.56 and 21,997,339.32 is: 30,347,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,858,856.12 : 45,331,336.56 = 21,997,339.32 : x
  2. Step 2: Convert to fraction form
    32,858,856.12/45,331,336.56 = 21,997,339.32/x
  3. Step 3: Cross multiply
    32,858,856.12x = 45,331,336.56 × 21,997,339.32
  4. Step 4: Simplify right side
    32,858,856.12x = 997,168,792,139,441.62
  5. Step 5: Solve for x
    x = 997,168,792,139,441.62/32,858,856.12
  6. Step 6: Final answer
    x = 30,347,033.03

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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.