Home / 54,315,583.21-74,953,223.80-30,795,702.31

Finding the Fourth Proportional to 54,315,583.21, 74,953,223.80 and 30,795,702.31

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Solution

The fourth proportional to 54,315,583.21, 74,953,223.80 and 30,795,702.31 is: 42,496,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,315,583.21 : 74,953,223.80 = 30,795,702.31 : x
  2. Step 2: Convert to fraction form
    54,315,583.21/74,953,223.80 = 30,795,702.31/x
  3. Step 3: Cross multiply
    54,315,583.21x = 74,953,223.80 × 30,795,702.31
  4. Step 4: Simplify right side
    54,315,583.21x = 2,308,237,167,319,607
  5. Step 5: Solve for x
    x = 2,308,237,167,319,607/54,315,583.21
  6. Step 6: Final answer
    x = 42,496,775.90

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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.