Home / 54,315,541.59-74,953,165.56-30,795,660.50

Finding the Fourth Proportional to 54,315,541.59, 74,953,165.56 and 30,795,660.50

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Solution

The fourth proportional to 54,315,541.59, 74,953,165.56 and 30,795,660.50 is: 42,496,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,315,541.59 : 74,953,165.56 = 30,795,660.50 : x
  2. Step 2: Convert to fraction form
    54,315,541.59/74,953,165.56 = 30,795,660.50/x
  3. Step 3: Cross multiply
    54,315,541.59x = 74,953,165.56 × 30,795,660.50
  4. Step 4: Simplify right side
    54,315,541.59x = 2,308,232,239,611,286.50
  5. Step 5: Solve for x
    x = 2,308,232,239,611,286.50/54,315,541.59
  6. Step 6: Final answer
    x = 42,496,717.74

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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.