Home / 8,425,502.76-12,638,779.34-3,376,157.16

Finding the Fourth Proportional to 8,425,502.76, 12,638,779.34 and 3,376,157.16

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Solution

The fourth proportional to 8,425,502.76, 12,638,779.34 and 3,376,157.16 is: 5,064,446.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425,502.76 : 12,638,779.34 = 3,376,157.16 : x
  2. Step 2: Convert to fraction form
    8,425,502.76/12,638,779.34 = 3,376,157.16/x
  3. Step 3: Cross multiply
    8,425,502.76x = 12,638,779.34 × 3,376,157.16
  4. Step 4: Simplify right side
    8,425,502.76x = 42,670,505,362,401.08
  5. Step 5: Solve for x
    x = 42,670,505,362,401.08/8,425,502.76
  6. Step 6: Final answer
    x = 5,064,446.19

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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.