Home / 31,106,466.40-46,578,051.60-21,959,168.80

Finding the Fourth Proportional to 31,106,466.40, 46,578,051.60 and 21,959,168.80

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Solution

The fourth proportional to 31,106,466.40, 46,578,051.60 and 21,959,168.80 is: 32,881,114.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,106,466.40 : 46,578,051.60 = 21,959,168.80 : x
  2. Step 2: Convert to fraction form
    31,106,466.40/46,578,051.60 = 21,959,168.80/x
  3. Step 3: Cross multiply
    31,106,466.40x = 46,578,051.60 × 21,959,168.80
  4. Step 4: Simplify right side
    31,106,466.40x = 1,022,815,297,459,510.12
  5. Step 5: Solve for x
    x = 1,022,815,297,459,510.12/31,106,466.40
  6. Step 6: Final answer
    x = 32,881,114.95

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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.