Home / 6,641,316.48-9,161,885.38-3,886,313.88

Finding the Fourth Proportional to 6,641,316.48, 9,161,885.38 and 3,886,313.88

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Solution

The fourth proportional to 6,641,316.48, 9,161,885.38 and 3,886,313.88 is: 5,361,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641,316.48 : 9,161,885.38 = 3,886,313.88 : x
  2. Step 2: Convert to fraction form
    6,641,316.48/9,161,885.38 = 3,886,313.88/x
  3. Step 3: Cross multiply
    6,641,316.48x = 9,161,885.38 × 3,886,313.88
  4. Step 4: Simplify right side
    6,641,316.48x = 35,605,962,319,263.08
  5. Step 5: Solve for x
    x = 35,605,962,319,263.08/6,641,316.48
  6. Step 6: Final answer
    x = 5,361,280.77

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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.