Home / 22,372,981.23-30,874,409.40-12,583,421.55

Finding the Fourth Proportional to 22,372,981.23, 30,874,409.40 and 12,583,421.55

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Solution

The fourth proportional to 22,372,981.23, 30,874,409.40 and 12,583,421.55 is: 17,364,950.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372,981.23 : 30,874,409.40 = 12,583,421.55 : x
  2. Step 2: Convert to fraction form
    22,372,981.23/30,874,409.40 = 12,583,421.55/x
  3. Step 3: Cross multiply
    22,372,981.23x = 30,874,409.40 × 12,583,421.55
  4. Step 4: Simplify right side
    22,372,981.23x = 388,505,708,587,482.56
  5. Step 5: Solve for x
    x = 388,505,708,587,482.56/22,372,981.23
  6. Step 6: Final answer
    x = 17,364,950.37

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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.