Home / 7,837,503.21-10,815,888.09-4,305,448.72

Finding the Fourth Proportional to 7,837,503.21, 10,815,888.09 and 4,305,448.72

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Solution

The fourth proportional to 7,837,503.21, 10,815,888.09 and 4,305,448.72 is: 5,941,592.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837,503.21 : 10,815,888.09 = 4,305,448.72 : x
  2. Step 2: Convert to fraction form
    7,837,503.21/10,815,888.09 = 4,305,448.72/x
  3. Step 3: Cross multiply
    7,837,503.21x = 10,815,888.09 × 4,305,448.72
  4. Step 4: Simplify right side
    7,837,503.21x = 46,567,251,562,419.04
  5. Step 5: Solve for x
    x = 46,567,251,562,419.04/7,837,503.21
  6. Step 6: Final answer
    x = 5,941,592.66

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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.