Home / 54,324,006.10-81,486,009.15-17,938,012.30

Finding the Fourth Proportional to 54,324,006.10, 81,486,009.15 and 17,938,012.30

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Solution

The fourth proportional to 54,324,006.10, 81,486,009.15 and 17,938,012.30 is: 26,907,018.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,324,006.10 : 81,486,009.15 = 17,938,012.30 : x
  2. Step 2: Convert to fraction form
    54,324,006.10/81,486,009.15 = 17,938,012.30/x
  3. Step 3: Cross multiply
    54,324,006.10x = 81,486,009.15 × 17,938,012.30
  4. Step 4: Simplify right side
    54,324,006.10x = 1,461,697,034,410,612.75
  5. Step 5: Solve for x
    x = 1,461,697,034,410,612.75/54,324,006.10
  6. Step 6: Final answer
    x = 26,907,018.45

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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.