Home / 8,329,143.36-11,494,136.88-4,658,018.16

Finding the Fourth Proportional to 8,329,143.36, 11,494,136.88 and 4,658,018.16

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Solution

The fourth proportional to 8,329,143.36, 11,494,136.88 and 4,658,018.16 is: 6,428,019.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329,143.36 : 11,494,136.88 = 4,658,018.16 : x
  2. Step 2: Convert to fraction form
    8,329,143.36/11,494,136.88 = 4,658,018.16/x
  3. Step 3: Cross multiply
    8,329,143.36x = 11,494,136.88 × 4,658,018.16
  4. Step 4: Simplify right side
    8,329,143.36x = 53,539,898,320,565.75
  5. Step 5: Solve for x
    x = 53,539,898,320,565.75/8,329,143.36
  6. Step 6: Final answer
    x = 6,428,019.79

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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.