Home / 19,152,006.40-28,728,009.60-17,388,409.60

Finding the Fourth Proportional to 19,152,006.40, 28,728,009.60 and 17,388,409.60

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Solution

The fourth proportional to 19,152,006.40, 28,728,009.60 and 17,388,409.60 is: 26,082,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,006.40 : 28,728,009.60 = 17,388,409.60 : x
  2. Step 2: Convert to fraction form
    19,152,006.40/28,728,009.60 = 17,388,409.60/x
  3. Step 3: Cross multiply
    19,152,006.40x = 28,728,009.60 × 17,388,409.60
  4. Step 4: Simplify right side
    19,152,006.40x = 499,534,397,917,532.25
  5. Step 5: Solve for x
    x = 499,534,397,917,532.25/19,152,006.40
  6. Step 6: Final answer
    x = 26,082,614.40

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1.5x scale

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.