Home / 15,784,881.80-23,677,322.70-7,281,825.80

Finding the Fourth Proportional to 15,784,881.80, 23,677,322.70 and 7,281,825.80

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Solution

The fourth proportional to 15,784,881.80, 23,677,322.70 and 7,281,825.80 is: 10,922,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784,881.80 : 23,677,322.70 = 7,281,825.80 : x
  2. Step 2: Convert to fraction form
    15,784,881.80/23,677,322.70 = 7,281,825.80/x
  3. Step 3: Cross multiply
    15,784,881.80x = 23,677,322.70 × 7,281,825.80
  4. Step 4: Simplify right side
    15,784,881.80x = 172,414,139,311,785.66
  5. Step 5: Solve for x
    x = 172,414,139,311,785.66/15,784,881.80
  6. Step 6: Final answer
    x = 10,922,738.70

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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.