Home / 7,214,697-9,956,085.30-4,117,164.12

Finding the Fourth Proportional to 7,214,697, 9,956,085.30 and 4,117,164.12

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Solution

The fourth proportional to 7,214,697, 9,956,085.30 and 4,117,164.12 is: 5,681,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214,697 : 9,956,085.30 = 4,117,164.12 : x
  2. Step 2: Convert to fraction form
    7,214,697/9,956,085.30 = 4,117,164.12/x
  3. Step 3: Cross multiply
    7,214,697x = 9,956,085.30 × 4,117,164.12
  4. Step 4: Simplify right side
    7,214,697x = 40,990,837,172,819.44
  5. Step 5: Solve for x
    x = 40,990,837,172,819.44/7,214,697
  6. Step 6: Final answer
    x = 5,681,574.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.