Home / 69,879,010.07-104,807,145.47-32,990,828.72

Finding the Fourth Proportional to 69,879,010.07, 104,807,145.47 and 32,990,828.72

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Solution

The fourth proportional to 69,879,010.07, 104,807,145.47 and 32,990,828.72 is: 49,480,875.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,879,010.07 : 104,807,145.47 = 32,990,828.72 : x
  2. Step 2: Convert to fraction form
    69,879,010.07/104,807,145.47 = 32,990,828.72/x
  3. Step 3: Cross multiply
    69,879,010.07x = 104,807,145.47 × 32,990,828.72
  4. Step 4: Simplify right side
    69,879,010.07x = 3,457,674,584,143,904
  5. Step 5: Solve for x
    x = 3,457,674,584,143,904/69,879,010.07
  6. Step 6: Final answer
    x = 49,480,875.31

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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.