Home / 28,838,440.36-43,227,756.96-18,030,927.88

Finding the Fourth Proportional to 28,838,440.36, 43,227,756.96 and 18,030,927.88

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Solution

The fourth proportional to 28,838,440.36, 43,227,756.96 and 18,030,927.88 is: 27,027,694.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,838,440.36 : 43,227,756.96 = 18,030,927.88 : x
  2. Step 2: Convert to fraction form
    28,838,440.36/43,227,756.96 = 18,030,927.88/x
  3. Step 3: Cross multiply
    28,838,440.36x = 43,227,756.96 × 18,030,927.88
  4. Step 4: Simplify right side
    28,838,440.36x = 779,436,568,159,928
  5. Step 5: Solve for x
    x = 779,436,568,159,928/28,838,440.36
  6. Step 6: Final answer
    x = 27,027,694.92

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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.