Home / 18,468,237.96-27,705,333.69-5,688,730.26

Finding the Fourth Proportional to 18,468,237.96, 27,705,333.69 and 5,688,730.26

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Solution

The fourth proportional to 18,468,237.96, 27,705,333.69 and 5,688,730.26 is: 8,534,012.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,237.96 : 27,705,333.69 = 5,688,730.26 : x
  2. Step 2: Convert to fraction form
    18,468,237.96/27,705,333.69 = 5,688,730.26/x
  3. Step 3: Cross multiply
    18,468,237.96x = 27,705,333.69 × 5,688,730.26
  4. Step 4: Simplify right side
    18,468,237.96x = 157,608,170,125,700.47
  5. Step 5: Solve for x
    x = 157,608,170,125,700.47/18,468,237.96
  6. Step 6: Final answer
    x = 8,534,012.31

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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.