Home / 26,779,882.81-40,173,607.11-8,579,820.67

Finding the Fourth Proportional to 26,779,882.81, 40,173,607.11 and 8,579,820.67

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Solution

The fourth proportional to 26,779,882.81, 40,173,607.11 and 8,579,820.67 is: 12,870,942.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,779,882.81 : 40,173,607.11 = 8,579,820.67 : x
  2. Step 2: Convert to fraction form
    26,779,882.81/40,173,607.11 = 8,579,820.67/x
  3. Step 3: Cross multiply
    26,779,882.81x = 40,173,607.11 × 8,579,820.67
  4. Step 4: Simplify right side
    26,779,882.81x = 344,682,344,427,069.75
  5. Step 5: Solve for x
    x = 344,682,344,427,069.75/26,779,882.81
  6. Step 6: Final answer
    x = 12,870,942.97

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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.