Home / 54,379,203.84-75,034,520.64-31,170,060

Finding the Fourth Proportional to 54,379,203.84, 75,034,520.64 and 31,170,060

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Solution

The fourth proportional to 54,379,203.84, 75,034,520.64 and 31,170,060 is: 43,009,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,379,203.84 : 75,034,520.64 = 31,170,060 : x
  2. Step 2: Convert to fraction form
    54,379,203.84/75,034,520.64 = 31,170,060/x
  3. Step 3: Cross multiply
    54,379,203.84x = 75,034,520.64 × 31,170,060
  4. Step 4: Simplify right side
    54,379,203.84x = 2,338,830,510,420,038.50
  5. Step 5: Solve for x
    x = 2,338,830,510,420,038.50/54,379,203.84
  6. Step 6: Final answer
    x = 43,009,649.74

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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.