Home / 9,222,498.88-12,728,170.59-5,355,019.93

Finding the Fourth Proportional to 9,222,498.88, 12,728,170.59 and 5,355,019.93

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Solution

The fourth proportional to 9,222,498.88, 12,728,170.59 and 5,355,019.93 is: 7,390,579.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222,498.88 : 12,728,170.59 = 5,355,019.93 : x
  2. Step 2: Convert to fraction form
    9,222,498.88/12,728,170.59 = 5,355,019.93/x
  3. Step 3: Cross multiply
    9,222,498.88x = 12,728,170.59 × 5,355,019.93
  4. Step 4: Simplify right side
    9,222,498.88x = 68,159,607,118,249
  5. Step 5: Solve for x
    x = 68,159,607,118,249/9,222,498.88
  6. Step 6: Final answer
    x = 7,390,579.06

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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.