Home / 11,506,466.25-15,879,260.07-6,279,809.64

Finding the Fourth Proportional to 11,506,466.25, 15,879,260.07 and 6,279,809.64

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Solution

The fourth proportional to 11,506,466.25, 15,879,260.07 and 6,279,809.64 is: 8,666,321.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506,466.25 : 15,879,260.07 = 6,279,809.64 : x
  2. Step 2: Convert to fraction form
    11,506,466.25/15,879,260.07 = 6,279,809.64/x
  3. Step 3: Cross multiply
    11,506,466.25x = 15,879,260.07 × 6,279,809.64
  4. Step 4: Simplify right side
    11,506,466.25x = 99,718,730,432,254.02
  5. Step 5: Solve for x
    x = 99,718,730,432,254.02/11,506,466.25
  6. Step 6: Final answer
    x = 8,666,321.03

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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.