Home / 22,677,151.32-31,297,125.62-12,889,066.83

Finding the Fourth Proportional to 22,677,151.32, 31,297,125.62 and 12,889,066.83

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Solution

The fourth proportional to 22,677,151.32, 31,297,125.62 and 12,889,066.83 is: 17,788,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677,151.32 : 31,297,125.62 = 12,889,066.83 : x
  2. Step 2: Convert to fraction form
    22,677,151.32/31,297,125.62 = 12,889,066.83/x
  3. Step 3: Cross multiply
    22,677,151.32x = 31,297,125.62 × 12,889,066.83
  4. Step 4: Simplify right side
    22,677,151.32x = 403,390,743,638,639.81
  5. Step 5: Solve for x
    x = 403,390,743,638,639.81/22,677,151.32
  6. Step 6: Final answer
    x = 17,788,422.27

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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.