Home / 54,315,515.92-74,953,130.28-30,795,634.92

Finding the Fourth Proportional to 54,315,515.92, 74,953,130.28 and 30,795,634.92

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Solution

The fourth proportional to 54,315,515.92, 74,953,130.28 and 30,795,634.92 is: 42,496,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,315,515.92 : 74,953,130.28 = 30,795,634.92 : x
  2. Step 2: Convert to fraction form
    54,315,515.92/74,953,130.28 = 30,795,634.92/x
  3. Step 3: Cross multiply
    54,315,515.92x = 74,953,130.28 × 30,795,634.92
  4. Step 4: Simplify right side
    54,315,515.92x = 2,308,229,236,214,077.50
  5. Step 5: Solve for x
    x = 2,308,229,236,214,077.50/54,315,515.92
  6. Step 6: Final answer
    x = 42,496,682.52

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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.