Home / 19,130,789.94-28,714,681.62-18,093,857.25

Finding the Fourth Proportional to 19,130,789.94, 28,714,681.62 and 18,093,857.25

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Solution

The fourth proportional to 19,130,789.94, 28,714,681.62 and 18,093,857.25 is: 27,158,280.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130,789.94 : 28,714,681.62 = 18,093,857.25 : x
  2. Step 2: Convert to fraction form
    19,130,789.94/28,714,681.62 = 18,093,857.25/x
  3. Step 3: Cross multiply
    19,130,789.94x = 28,714,681.62 × 18,093,857.25
  4. Step 4: Simplify right side
    19,130,789.94x = 519,559,350,211,478.75
  5. Step 5: Solve for x
    x = 519,559,350,211,478.75/19,130,789.94
  6. Step 6: Final answer
    x = 27,158,280.02

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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.