Home / 54,310,701.40-81,466,052.10-31,352,450.20

Finding the Fourth Proportional to 54,310,701.40, 81,466,052.10 and 31,352,450.20

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Solution

The fourth proportional to 54,310,701.40, 81,466,052.10 and 31,352,450.20 is: 47,028,675.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,701.40 : 81,466,052.10 = 31,352,450.20 : x
  2. Step 2: Convert to fraction form
    54,310,701.40/81,466,052.10 = 31,352,450.20/x
  3. Step 3: Cross multiply
    54,310,701.40x = 81,466,052.10 × 31,352,450.20
  4. Step 4: Simplify right side
    54,310,701.40x = 2,554,160,341,455,855
  5. Step 5: Solve for x
    x = 2,554,160,341,455,855/54,310,701.40
  6. Step 6: Final answer
    x = 47,028,675.30

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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.