Home / 28,955,031.05-43,432,511.65-7,389,635.06

Finding the Fourth Proportional to 28,955,031.05, 43,432,511.65 and 7,389,635.06

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Solution

The fourth proportional to 28,955,031.05, 43,432,511.65 and 7,389,635.06 is: 11,084,443.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,955,031.05 : 43,432,511.65 = 7,389,635.06 : x
  2. Step 2: Convert to fraction form
    28,955,031.05/43,432,511.65 = 7,389,635.06/x
  3. Step 3: Cross multiply
    28,955,031.05x = 43,432,511.65 × 7,389,635.06
  4. Step 4: Simplify right side
    28,955,031.05x = 320,950,410,922,805.62
  5. Step 5: Solve for x
    x = 320,950,410,922,805.62/28,955,031.05
  6. Step 6: Final answer
    x = 11,084,443.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.