Home / 40,228,837.20-60,343,255.80-9,936,700.20

Finding the Fourth Proportional to 40,228,837.20, 60,343,255.80 and 9,936,700.20

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Solution

The fourth proportional to 40,228,837.20, 60,343,255.80 and 9,936,700.20 is: 14,905,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,228,837.20 : 60,343,255.80 = 9,936,700.20 : x
  2. Step 2: Convert to fraction form
    40,228,837.20/60,343,255.80 = 9,936,700.20/x
  3. Step 3: Cross multiply
    40,228,837.20x = 60,343,255.80 × 9,936,700.20
  4. Step 4: Simplify right side
    40,228,837.20x = 599,612,841,976,511.12
  5. Step 5: Solve for x
    x = 599,612,841,976,511.12/40,228,837.20
  6. Step 6: Final answer
    x = 14,905,050.30

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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.