Home / 54,438,907.80-81,563,883.30-45,935,851.80

Finding the Fourth Proportional to 54,438,907.80, 81,563,883.30 and 45,935,851.80

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Solution

The fourth proportional to 54,438,907.80, 81,563,883.30 and 45,935,851.80 is: 68,824,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438,907.80 : 81,563,883.30 = 45,935,851.80 : x
  2. Step 2: Convert to fraction form
    54,438,907.80/81,563,883.30 = 45,935,851.80/x
  3. Step 3: Cross multiply
    54,438,907.80x = 81,563,883.30 × 45,935,851.80
  4. Step 4: Simplify right side
    54,438,907.80x = 3,746,706,455,501,294.50
  5. Step 5: Solve for x
    x = 3,746,706,455,501,294.50/54,438,907.80
  6. Step 6: Final answer
    x = 68,824,056.30

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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.