Home / 30,904,787.37-42,648,501.12-16,965,795.24

Finding the Fourth Proportional to 30,904,787.37, 42,648,501.12 and 16,965,795.24

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Solution

The fourth proportional to 30,904,787.37, 42,648,501.12 and 16,965,795.24 is: 23,412,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,904,787.37 : 42,648,501.12 = 16,965,795.24 : x
  2. Step 2: Convert to fraction form
    30,904,787.37/42,648,501.12 = 16,965,795.24/x
  3. Step 3: Cross multiply
    30,904,787.37x = 42,648,501.12 × 16,965,795.24
  4. Step 4: Simplify right side
    30,904,787.37x = 723,565,737,294,830.50
  5. Step 5: Solve for x
    x = 723,565,737,294,830.50/30,904,787.37
  6. Step 6: Final answer
    x = 23,412,739.54

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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.