Home / 37,643,999.80-56,465,999.70-12,087,592.60

Finding the Fourth Proportional to 37,643,999.80, 56,465,999.70 and 12,087,592.60

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Solution

The fourth proportional to 37,643,999.80, 56,465,999.70 and 12,087,592.60 is: 18,131,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,643,999.80 : 56,465,999.70 = 12,087,592.60 : x
  2. Step 2: Convert to fraction form
    37,643,999.80/56,465,999.70 = 12,087,592.60/x
  3. Step 3: Cross multiply
    37,643,999.80x = 56,465,999.70 × 12,087,592.60
  4. Step 4: Simplify right side
    37,643,999.80x = 682,538,000,125,322.25
  5. Step 5: Solve for x
    x = 682,538,000,125,322.25/37,643,999.80
  6. Step 6: Final answer
    x = 18,131,388.90

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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.