Home / 28,566,084.92-39,433,261.23-19,286,226.50

Finding the Fourth Proportional to 28,566,084.92, 39,433,261.23 and 19,286,226.50

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Solution

The fourth proportional to 28,566,084.92, 39,433,261.23 and 19,286,226.50 is: 26,623,137.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566,084.92 : 39,433,261.23 = 19,286,226.50 : x
  2. Step 2: Convert to fraction form
    28,566,084.92/39,433,261.23 = 19,286,226.50/x
  3. Step 3: Cross multiply
    28,566,084.92x = 39,433,261.23 × 19,286,226.50
  4. Step 4: Simplify right side
    28,566,084.92x = 760,518,807,715,448.50
  5. Step 5: Solve for x
    x = 760,518,807,715,448.50/28,566,084.92
  6. Step 6: Final answer
    x = 26,623,137.54

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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.