Home / 7,386,085.55-10,192,759.09-4,289,370.35

Finding the Fourth Proportional to 7,386,085.55, 10,192,759.09 and 4,289,370.35

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Solution

The fourth proportional to 7,386,085.55, 10,192,759.09 and 4,289,370.35 is: 5,919,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386,085.55 : 10,192,759.09 = 4,289,370.35 : x
  2. Step 2: Convert to fraction form
    7,386,085.55/10,192,759.09 = 4,289,370.35/x
  3. Step 3: Cross multiply
    7,386,085.55x = 10,192,759.09 × 4,289,370.35
  4. Step 4: Simplify right side
    7,386,085.55x = 43,720,518,625,338.98
  5. Step 5: Solve for x
    x = 43,720,518,625,338.98/7,386,085.55
  6. Step 6: Final answer
    x = 5,919,308.45

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1.5x scale

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.