Home / 53,009,753.69-79,512,317.78-16,617,313.64

Finding the Fourth Proportional to 53,009,753.69, 79,512,317.78 and 16,617,313.64

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Solution

The fourth proportional to 53,009,753.69, 79,512,317.78 and 16,617,313.64 is: 24,925,245.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,009,753.69 : 79,512,317.78 = 16,617,313.64 : x
  2. Step 2: Convert to fraction form
    53,009,753.69/79,512,317.78 = 16,617,313.64/x
  3. Step 3: Cross multiply
    53,009,753.69x = 79,512,317.78 × 16,617,313.64
  4. Step 4: Simplify right side
    53,009,753.69x = 1,321,281,122,312,960.50
  5. Step 5: Solve for x
    x = 1,321,281,122,312,960.50/53,009,753.69
  6. Step 6: Final answer
    x = 24,925,245.46

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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.