Home / 5,437,866.81-7,504,106.51-2,990,477.86

Finding the Fourth Proportional to 5,437,866.81, 7,504,106.51 and 2,990,477.86

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Solution

The fourth proportional to 5,437,866.81, 7,504,106.51 and 2,990,477.86 is: 4,126,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,866.81 : 7,504,106.51 = 2,990,477.86 : x
  2. Step 2: Convert to fraction form
    5,437,866.81/7,504,106.51 = 2,990,477.86/x
  3. Step 3: Cross multiply
    5,437,866.81x = 7,504,106.51 × 2,990,477.86
  4. Step 4: Simplify right side
    5,437,866.81x = 22,440,864,361,798.54
  5. Step 5: Solve for x
    x = 22,440,864,361,798.54/5,437,866.81
  6. Step 6: Final answer
    x = 4,126,777.12

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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.