Home / 29,124,858.80-43,699,535.40-15,645,940.40

Finding the Fourth Proportional to 29,124,858.80, 43,699,535.40 and 15,645,940.40

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Solution

The fourth proportional to 29,124,858.80, 43,699,535.40 and 15,645,940.40 is: 23,475,489.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124,858.80 : 43,699,535.40 = 15,645,940.40 : x
  2. Step 2: Convert to fraction form
    29,124,858.80/43,699,535.40 = 15,645,940.40/x
  3. Step 3: Cross multiply
    29,124,858.80x = 43,699,535.40 × 15,645,940.40
  4. Step 4: Simplify right side
    29,124,858.80x = 683,720,326,376,090.12
  5. Step 5: Solve for x
    x = 683,720,326,376,090.12/29,124,858.80
  6. Step 6: Final answer
    x = 23,475,489.82

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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.