Home / 47,255,556.60-70,741,617.30-28,076,441.40

Finding the Fourth Proportional to 47,255,556.60, 70,741,617.30 and 28,076,441.40

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Solution

The fourth proportional to 47,255,556.60, 70,741,617.30 and 28,076,441.40 is: 42,030,461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,255,556.60 : 70,741,617.30 = 28,076,441.40 : x
  2. Step 2: Convert to fraction form
    47,255,556.60/70,741,617.30 = 28,076,441.40/x
  3. Step 3: Cross multiply
    47,255,556.60x = 70,741,617.30 × 28,076,441.40
  4. Step 4: Simplify right side
    47,255,556.60x = 1,986,172,872,664,676
  5. Step 5: Solve for x
    x = 1,986,172,872,664,676/47,255,556.60
  6. Step 6: Final answer
    x = 42,030,461.93

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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.