Home / 7,333,682.72-10,119,661.35-4,070,634.98

Finding the Fourth Proportional to 7,333,682.72, 10,119,661.35 and 4,070,634.98

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Solution

The fourth proportional to 7,333,682.72, 10,119,661.35 and 4,070,634.98 is: 5,617,020.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333,682.72 : 10,119,661.35 = 4,070,634.98 : x
  2. Step 2: Convert to fraction form
    7,333,682.72/10,119,661.35 = 4,070,634.98/x
  3. Step 3: Cross multiply
    7,333,682.72x = 10,119,661.35 × 4,070,634.98
  4. Step 4: Simplify right side
    7,333,682.72x = 41,193,447,477,064.02
  5. Step 5: Solve for x
    x = 41,193,447,477,064.02/7,333,682.72
  6. Step 6: Final answer
    x = 5,617,020.68

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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.