Home / 18,854,552.16-28,276,666.62-5,204,435.40

Finding the Fourth Proportional to 18,854,552.16, 28,276,666.62 and 5,204,435.40

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Solution

The fourth proportional to 18,854,552.16, 28,276,666.62 and 5,204,435.40 is: 7,805,228.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854,552.16 : 28,276,666.62 = 5,204,435.40 : x
  2. Step 2: Convert to fraction form
    18,854,552.16/28,276,666.62 = 5,204,435.40/x
  3. Step 3: Cross multiply
    18,854,552.16x = 28,276,666.62 × 5,204,435.40
  4. Step 4: Simplify right side
    18,854,552.16x = 147,164,084,751,126.38
  5. Step 5: Solve for x
    x = 147,164,084,751,126.38/18,854,552.16
  6. Step 6: Final answer
    x = 7,805,228.33

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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.