Home / 7,473,397.20-11,210,095.80-2,082,879.60

Finding the Fourth Proportional to 7,473,397.20, 11,210,095.80 and 2,082,879.60

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Solution

The fourth proportional to 7,473,397.20, 11,210,095.80 and 2,082,879.60 is: 3,124,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473,397.20 : 11,210,095.80 = 2,082,879.60 : x
  2. Step 2: Convert to fraction form
    7,473,397.20/11,210,095.80 = 2,082,879.60/x
  3. Step 3: Cross multiply
    7,473,397.20x = 11,210,095.80 × 2,082,879.60
  4. Step 4: Simplify right side
    7,473,397.20x = 23,349,279,855,865.68
  5. Step 5: Solve for x
    x = 23,349,279,855,865.68/7,473,397.20
  6. Step 6: Final answer
    x = 3,124,319.40

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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.