Home / 10,191,600.78-14,063,987.38-5,545,404.93

Finding the Fourth Proportional to 10,191,600.78, 14,063,987.38 and 5,545,404.93

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Solution

The fourth proportional to 10,191,600.78, 14,063,987.38 and 5,545,404.93 is: 7,652,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191,600.78 : 14,063,987.38 = 5,545,404.93 : x
  2. Step 2: Convert to fraction form
    10,191,600.78/14,063,987.38 = 5,545,404.93/x
  3. Step 3: Cross multiply
    10,191,600.78x = 14,063,987.38 × 5,545,404.93
  4. Step 4: Simplify right side
    10,191,600.78x = 77,990,504,952,509.78
  5. Step 5: Solve for x
    x = 77,990,504,952,509.78/10,191,600.78
  6. Step 6: Final answer
    x = 7,652,429.35

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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.