Home / 47,255,588.10-70,741,664.55-28,076,472.90

Finding the Fourth Proportional to 47,255,588.10, 70,741,664.55 and 28,076,472.90

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Solution

The fourth proportional to 47,255,588.10, 70,741,664.55 and 28,076,472.90 is: 42,030,509.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,255,588.10 : 70,741,664.55 = 28,076,472.90 : x
  2. Step 2: Convert to fraction form
    47,255,588.10/70,741,664.55 = 28,076,472.90/x
  3. Step 3: Cross multiply
    47,255,588.10x = 70,741,664.55 × 28,076,472.90
  4. Step 4: Simplify right side
    47,255,588.10x = 1,986,176,427,638,965.50
  5. Step 5: Solve for x
    x = 1,986,176,427,638,965.50/47,255,588.10
  6. Step 6: Final answer
    x = 42,030,509.14

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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.