Home / 8,129,347.30-12,194,026.21-2,064,533.86

Finding the Fourth Proportional to 8,129,347.30, 12,194,026.21 and 2,064,533.86

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Solution

The fourth proportional to 8,129,347.30, 12,194,026.21 and 2,064,533.86 is: 3,096,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,347.30 : 12,194,026.21 = 2,064,533.86 : x
  2. Step 2: Convert to fraction form
    8,129,347.30/12,194,026.21 = 2,064,533.86/x
  3. Step 3: Cross multiply
    8,129,347.30x = 12,194,026.21 × 2,064,533.86
  4. Step 4: Simplify right side
    8,129,347.30x = 25,174,980,000,272.47
  5. Step 5: Solve for x
    x = 25,174,980,000,272.47/8,129,347.30
  6. Step 6: Final answer
    x = 3,096,802.13

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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.