Home / 34,772,942.80-52,159,414.20-21,168,053.20

Finding the Fourth Proportional to 34,772,942.80, 52,159,414.20 and 21,168,053.20

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Solution

The fourth proportional to 34,772,942.80, 52,159,414.20 and 21,168,053.20 is: 31,752,079.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,772,942.80 : 52,159,414.20 = 21,168,053.20 : x
  2. Step 2: Convert to fraction form
    34,772,942.80/52,159,414.20 = 21,168,053.20/x
  3. Step 3: Cross multiply
    34,772,942.80x = 52,159,414.20 × 21,168,053.20
  4. Step 4: Simplify right side
    34,772,942.80x = 1,104,113,254,666,435.50
  5. Step 5: Solve for x
    x = 1,104,113,254,666,435.50/34,772,942.80
  6. Step 6: Final answer
    x = 31,752,079.80

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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.