Home / 47,990,187.16-71,992,745.72-15,634,557.36

Finding the Fourth Proportional to 47,990,187.16, 71,992,745.72 and 15,634,557.36

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Solution

The fourth proportional to 47,990,187.16, 71,992,745.72 and 15,634,557.36 is: 23,454,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,990,187.16 : 71,992,745.72 = 15,634,557.36 : x
  2. Step 2: Convert to fraction form
    47,990,187.16/71,992,745.72 = 15,634,557.36/x
  3. Step 3: Cross multiply
    47,990,187.16x = 71,992,745.72 × 15,634,557.36
  4. Step 4: Simplify right side
    47,990,187.16x = 1,125,574,712,463,234.50
  5. Step 5: Solve for x
    x = 1,125,574,712,463,234.50/47,990,187.16
  6. Step 6: Final answer
    x = 23,454,268.03

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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.