Home / 47,034,014.64-70,515,137.88-21,457,137.12

Finding the Fourth Proportional to 47,034,014.64, 70,515,137.88 and 21,457,137.12

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Solution

The fourth proportional to 47,034,014.64, 70,515,137.88 and 21,457,137.12 is: 32,169,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,034,014.64 : 70,515,137.88 = 21,457,137.12 : x
  2. Step 2: Convert to fraction form
    47,034,014.64/70,515,137.88 = 21,457,137.12/x
  3. Step 3: Cross multiply
    47,034,014.64x = 70,515,137.88 × 21,457,137.12
  4. Step 4: Simplify right side
    47,034,014.64x = 1,513,052,982,526,866
  5. Step 5: Solve for x
    x = 1,513,052,982,526,866/47,034,014.64
  6. Step 6: Final answer
    x = 32,169,335.20

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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.