Home / 8,383,010.90-12,574,516.35-7,886,999.30

Finding the Fourth Proportional to 8,383,010.90, 12,574,516.35 and 7,886,999.30

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Solution

The fourth proportional to 8,383,010.90, 12,574,516.35 and 7,886,999.30 is: 11,830,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383,010.90 : 12,574,516.35 = 7,886,999.30 : x
  2. Step 2: Convert to fraction form
    8,383,010.90/12,574,516.35 = 7,886,999.30/x
  3. Step 3: Cross multiply
    8,383,010.90x = 12,574,516.35 × 7,886,999.30
  4. Step 4: Simplify right side
    8,383,010.90x = 99,175,201,650,288.55
  5. Step 5: Solve for x
    x = 99,175,201,650,288.55/8,383,010.90
  6. Step 6: Final answer
    x = 11,830,498.95

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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.