Home / 28,393,590.62-39,215,476.36-19,084,999.77

Finding the Fourth Proportional to 28,393,590.62, 39,215,476.36 and 19,084,999.77

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Solution

The fourth proportional to 28,393,590.62, 39,215,476.36 and 19,084,999.77 is: 26,359,024.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,393,590.62 : 39,215,476.36 = 19,084,999.77 : x
  2. Step 2: Convert to fraction form
    28,393,590.62/39,215,476.36 = 19,084,999.77/x
  3. Step 3: Cross multiply
    28,393,590.62x = 39,215,476.36 × 19,084,999.77
  4. Step 4: Simplify right side
    28,393,590.62x = 748,427,357,311,040.38
  5. Step 5: Solve for x
    x = 748,427,357,311,040.38/28,393,590.62
  6. Step 6: Final answer
    x = 26,359,024.73

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1.5x scale

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.