Home / 19,166,377.78-26,451,920.82-10,908,448.03

Finding the Fourth Proportional to 19,166,377.78, 26,451,920.82 and 10,908,448.03

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Solution

The fourth proportional to 19,166,377.78, 26,451,920.82 and 10,908,448.03 is: 15,054,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166,377.78 : 26,451,920.82 = 10,908,448.03 : x
  2. Step 2: Convert to fraction form
    19,166,377.78/26,451,920.82 = 10,908,448.03/x
  3. Step 3: Cross multiply
    19,166,377.78x = 26,451,920.82 × 10,908,448.03
  4. Step 4: Simplify right side
    19,166,377.78x = 288,549,403,558,645
  5. Step 5: Solve for x
    x = 288,549,403,558,645/19,166,377.78
  6. Step 6: Final answer
    x = 15,054,978.40

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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.