Home / 7,257,999.20-10,886,998.80-3,719,055.20

Finding the Fourth Proportional to 7,257,999.20, 10,886,998.80 and 3,719,055.20

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Solution

The fourth proportional to 7,257,999.20, 10,886,998.80 and 3,719,055.20 is: 5,578,582.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257,999.20 : 10,886,998.80 = 3,719,055.20 : x
  2. Step 2: Convert to fraction form
    7,257,999.20/10,886,998.80 = 3,719,055.20/x
  3. Step 3: Cross multiply
    7,257,999.20x = 10,886,998.80 × 3,719,055.20
  4. Step 4: Simplify right side
    7,257,999.20x = 40,489,349,499,533.77
  5. Step 5: Solve for x
    x = 40,489,349,499,533.77/7,257,999.20
  6. Step 6: Final answer
    x = 5,578,582.80

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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.