Home / 9,927,737.94-13,698,786.45-5,575,990.86

Finding the Fourth Proportional to 9,927,737.94, 13,698,786.45 and 5,575,990.86

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Solution

The fourth proportional to 9,927,737.94, 13,698,786.45 and 5,575,990.86 is: 7,694,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927,737.94 : 13,698,786.45 = 5,575,990.86 : x
  2. Step 2: Convert to fraction form
    9,927,737.94/13,698,786.45 = 5,575,990.86/x
  3. Step 3: Cross multiply
    9,927,737.94x = 13,698,786.45 × 5,575,990.86
  4. Step 4: Simplify right side
    9,927,737.94x = 76,384,308,038,291.84
  5. Step 5: Solve for x
    x = 76,384,308,038,291.84/9,927,737.94
  6. Step 6: Final answer
    x = 7,694,029.45

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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.