Home / 18,686,097.93-28,012,022.67-6,548,945.34

Finding the Fourth Proportional to 18,686,097.93, 28,012,022.67 and 6,548,945.34

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Solution

The fourth proportional to 18,686,097.93, 28,012,022.67 and 6,548,945.34 is: 9,817,416.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,686,097.93 : 28,012,022.67 = 6,548,945.34 : x
  2. Step 2: Convert to fraction form
    18,686,097.93/28,012,022.67 = 6,548,945.34/x
  3. Step 3: Cross multiply
    18,686,097.93x = 28,012,022.67 × 6,548,945.34
  4. Step 4: Simplify right side
    18,686,097.93x = 183,449,205,328,670.88
  5. Step 5: Solve for x
    x = 183,449,205,328,670.88/18,686,097.93
  6. Step 6: Final answer
    x = 9,817,416.46

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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.