Home / 22,485,834.96-31,030,416.36-12,172,555.32

Finding the Fourth Proportional to 22,485,834.96, 31,030,416.36 and 12,172,555.32

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Solution

The fourth proportional to 22,485,834.96, 31,030,416.36 and 12,172,555.32 is: 16,798,106.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,485,834.96 : 31,030,416.36 = 12,172,555.32 : x
  2. Step 2: Convert to fraction form
    22,485,834.96/31,030,416.36 = 12,172,555.32/x
  3. Step 3: Cross multiply
    22,485,834.96x = 31,030,416.36 × 12,172,555.32
  4. Step 4: Simplify right side
    22,485,834.96x = 377,719,459,744,733.06
  5. Step 5: Solve for x
    x = 377,719,459,744,733.06/22,485,834.96
  6. Step 6: Final answer
    x = 16,798,106.92

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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.