Home / 6,817,816.86-9,408,631.59-3,720,558.30

Finding the Fourth Proportional to 6,817,816.86, 9,408,631.59 and 3,720,558.30

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Solution

The fourth proportional to 6,817,816.86, 9,408,631.59 and 3,720,558.30 is: 5,134,394.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817,816.86 : 9,408,631.59 = 3,720,558.30 : x
  2. Step 2: Convert to fraction form
    6,817,816.86/9,408,631.59 = 3,720,558.30/x
  3. Step 3: Cross multiply
    6,817,816.86x = 9,408,631.59 × 3,720,558.30
  4. Step 4: Simplify right side
    6,817,816.86x = 35,005,362,353,816.70
  5. Step 5: Solve for x
    x = 35,005,362,353,816.70/6,817,816.86
  6. Step 6: Final answer
    x = 5,134,394.64

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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.