Home / 53,907,798.02-74,392,764.52-30,705,083.96

Finding the Fourth Proportional to 53,907,798.02, 74,392,764.52 and 30,705,083.96

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Solution

The fourth proportional to 53,907,798.02, 74,392,764.52 and 30,705,083.96 is: 42,373,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,907,798.02 : 74,392,764.52 = 30,705,083.96 : x
  2. Step 2: Convert to fraction form
    53,907,798.02/74,392,764.52 = 30,705,083.96/x
  3. Step 3: Cross multiply
    53,907,798.02x = 74,392,764.52 × 30,705,083.96
  4. Step 4: Simplify right side
    53,907,798.02x = 2,284,236,080,603,109
  5. Step 5: Solve for x
    x = 2,284,236,080,603,109/53,907,798.02
  6. Step 6: Final answer
    x = 42,373,017.72

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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.