Home / 28,555,674-42,817,413.96-9,381,282.96

Finding the Fourth Proportional to 28,555,674, 42,817,413.96 and 9,381,282.96

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Solution

The fourth proportional to 28,555,674, 42,817,413.96 and 9,381,282.96 is: 14,066,636.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,555,674 : 42,817,413.96 = 9,381,282.96 : x
  2. Step 2: Convert to fraction form
    28,555,674/42,817,413.96 = 9,381,282.96/x
  3. Step 3: Cross multiply
    28,555,674x = 42,817,413.96 × 9,381,282.96
  4. Step 4: Simplify right side
    28,555,674x = 401,682,275,974,214.19
  5. Step 5: Solve for x
    x = 401,682,275,974,214.19/28,555,674
  6. Step 6: Final answer
    x = 14,066,636.14

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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.