Home / 9,250,462.15-12,765,483.15-5,120,404.69

Finding the Fourth Proportional to 9,250,462.15, 12,765,483.15 and 5,120,404.69

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Solution

The fourth proportional to 9,250,462.15, 12,765,483.15 and 5,120,404.69 is: 7,066,072.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250,462.15 : 12,765,483.15 = 5,120,404.69 : x
  2. Step 2: Convert to fraction form
    9,250,462.15/12,765,483.15 = 5,120,404.69/x
  3. Step 3: Cross multiply
    9,250,462.15x = 12,765,483.15 × 5,120,404.69
  4. Step 4: Simplify right side
    9,250,462.15x = 65,364,439,759,462.27
  5. Step 5: Solve for x
    x = 65,364,439,759,462.27/9,250,462.15
  6. Step 6: Final answer
    x = 7,066,072.89

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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.