Home / 30,804,022.33-42,507,866.70-16,862,680.46

Finding the Fourth Proportional to 30,804,022.33, 42,507,866.70 and 16,862,680.46

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Solution

The fourth proportional to 30,804,022.33, 42,507,866.70 and 16,862,680.46 is: 23,269,577.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,804,022.33 : 42,507,866.70 = 16,862,680.46 : x
  2. Step 2: Convert to fraction form
    30,804,022.33/42,507,866.70 = 16,862,680.46/x
  3. Step 3: Cross multiply
    30,804,022.33x = 42,507,866.70 × 16,862,680.46
  4. Step 4: Simplify right side
    30,804,022.33x = 716,796,573,198,374.75
  5. Step 5: Solve for x
    x = 716,796,573,198,374.75/30,804,022.33
  6. Step 6: Final answer
    x = 23,269,577.12

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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.