Home / 54,165,806.32-74,748,804.48-30,961,431.52

Finding the Fourth Proportional to 54,165,806.32, 74,748,804.48 and 30,961,431.52

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Solution

The fourth proportional to 54,165,806.32, 74,748,804.48 and 30,961,431.52 is: 42,726,770.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,165,806.32 : 74,748,804.48 = 30,961,431.52 : x
  2. Step 2: Convert to fraction form
    54,165,806.32/74,748,804.48 = 30,961,431.52/x
  3. Step 3: Cross multiply
    54,165,806.32x = 74,748,804.48 × 30,961,431.52
  4. Step 4: Simplify right side
    54,165,806.32x = 2,314,329,991,109,389.50
  5. Step 5: Solve for x
    x = 2,314,329,991,109,389.50/54,165,806.32
  6. Step 6: Final answer
    x = 42,726,770.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.