Home / 8,143,313.40-12,224,301.30-4,779,415.80

Finding the Fourth Proportional to 8,143,313.40, 12,224,301.30 and 4,779,415.80

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Solution

The fourth proportional to 8,143,313.40, 12,224,301.30 and 4,779,415.80 is: 7,174,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,313.40 : 12,224,301.30 = 4,779,415.80 : x
  2. Step 2: Convert to fraction form
    8,143,313.40/12,224,301.30 = 4,779,415.80/x
  3. Step 3: Cross multiply
    8,143,313.40x = 12,224,301.30 × 4,779,415.80
  4. Step 4: Simplify right side
    8,143,313.40x = 58,425,018,777,180.54
  5. Step 5: Solve for x
    x = 58,425,018,777,180.54/8,143,313.40
  6. Step 6: Final answer
    x = 7,174,600.30

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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.