Home / 8,129,718.54-12,194,582.49-2,064,905.10

Finding the Fourth Proportional to 8,129,718.54, 12,194,582.49 and 2,064,905.10

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Solution

The fourth proportional to 8,129,718.54, 12,194,582.49 and 2,064,905.10 is: 3,097,358.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,718.54 : 12,194,582.49 = 2,064,905.10 : x
  2. Step 2: Convert to fraction form
    8,129,718.54/12,194,582.49 = 2,064,905.10/x
  3. Step 3: Cross multiply
    8,129,718.54x = 12,194,582.49 × 2,064,905.10
  4. Step 4: Simplify right side
    8,129,718.54x = 25,180,655,575,971.70
  5. Step 5: Solve for x
    x = 25,180,655,575,971.70/8,129,718.54
  6. Step 6: Final answer
    x = 3,097,358.84

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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.