Home / 8,221,823.90-11,345,827.50-4,550,747.58

Finding the Fourth Proportional to 8,221,823.90, 11,345,827.50 and 4,550,747.58

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Solution

The fourth proportional to 8,221,823.90, 11,345,827.50 and 4,550,747.58 is: 6,279,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221,823.90 : 11,345,827.50 = 4,550,747.58 : x
  2. Step 2: Convert to fraction form
    8,221,823.90/11,345,827.50 = 4,550,747.58/x
  3. Step 3: Cross multiply
    8,221,823.90x = 11,345,827.50 × 4,550,747.58
  4. Step 4: Simplify right side
    8,221,823.90x = 51,631,997,038,722.45
  5. Step 5: Solve for x
    x = 51,631,997,038,722.45/8,221,823.90
  6. Step 6: Final answer
    x = 6,279,871.43

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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.