Home / 7,809,059.79-11,698,335.32-5,379,783.93

Finding the Fourth Proportional to 7,809,059.79, 11,698,335.32 and 5,379,783.93

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Solution

The fourth proportional to 7,809,059.79, 11,698,335.32 and 5,379,783.93 is: 8,059,166.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,809,059.79 : 11,698,335.32 = 5,379,783.93 : x
  2. Step 2: Convert to fraction form
    7,809,059.79/11,698,335.32 = 5,379,783.93/x
  3. Step 3: Cross multiply
    7,809,059.79x = 11,698,335.32 × 5,379,783.93
  4. Step 4: Simplify right side
    7,809,059.79x = 62,934,516,335,388.48
  5. Step 5: Solve for x
    x = 62,934,516,335,388.48/7,809,059.79
  6. Step 6: Final answer
    x = 8,059,166.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.