Home / 31,599,533.90-47,399,300.87-8,880,431.15

Finding the Fourth Proportional to 31,599,533.90, 47,399,300.87 and 8,880,431.15

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Solution

The fourth proportional to 31,599,533.90, 47,399,300.87 and 8,880,431.15 is: 13,320,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599,533.90 : 47,399,300.87 = 8,880,431.15 : x
  2. Step 2: Convert to fraction form
    31,599,533.90/47,399,300.87 = 8,880,431.15/x
  3. Step 3: Cross multiply
    31,599,533.90x = 47,399,300.87 × 8,880,431.15
  4. Step 4: Simplify right side
    31,599,533.90x = 420,926,227,652,771.44
  5. Step 5: Solve for x
    x = 420,926,227,652,771.44/31,599,533.90
  6. Step 6: Final answer
    x = 13,320,646.72

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1.5x scale

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.