Home / 67,463,840.84-101,131,113.47-28,548,760.32

Finding the Fourth Proportional to 67,463,840.84, 101,131,113.47 and 28,548,760.32

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Solution

The fourth proportional to 67,463,840.84, 101,131,113.47 and 28,548,760.32 is: 42,795,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,463,840.84 : 101,131,113.47 = 28,548,760.32 : x
  2. Step 2: Convert to fraction form
    67,463,840.84/101,131,113.47 = 28,548,760.32/x
  3. Step 3: Cross multiply
    67,463,840.84x = 101,131,113.47 × 28,548,760.32
  4. Step 4: Simplify right side
    67,463,840.84x = 2,887,167,919,207,010
  5. Step 5: Solve for x
    x = 2,887,167,919,207,010/67,463,840.84
  6. Step 6: Final answer
    x = 42,795,783.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.