Home / 6,381,497.89-8,809,719.06-4,927,930.21

Finding the Fourth Proportional to 6,381,497.89, 8,809,719.06 and 4,927,930.21

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Solution

The fourth proportional to 6,381,497.89, 8,809,719.06 and 4,927,930.21 is: 6,803,054.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,497.89 : 8,809,719.06 = 4,927,930.21 : x
  2. Step 2: Convert to fraction form
    6,381,497.89/8,809,719.06 = 4,927,930.21/x
  3. Step 3: Cross multiply
    6,381,497.89x = 8,809,719.06 × 4,927,930.21
  4. Step 4: Simplify right side
    6,381,497.89x = 43,413,680,697,386.80
  5. Step 5: Solve for x
    x = 43,413,680,697,386.80/6,381,497.89
  6. Step 6: Final answer
    x = 6,803,054.93

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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.