Home / 45,030,911.72-67,547,473.43-12,682,595.39

Finding the Fourth Proportional to 45,030,911.72, 67,547,473.43 and 12,682,595.39

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Solution

The fourth proportional to 45,030,911.72, 67,547,473.43 and 12,682,595.39 is: 19,024,204.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,030,911.72 : 67,547,473.43 = 12,682,595.39 : x
  2. Step 2: Convert to fraction form
    45,030,911.72/67,547,473.43 = 12,682,595.39/x
  3. Step 3: Cross multiply
    45,030,911.72x = 67,547,473.43 × 12,682,595.39
  4. Step 4: Simplify right side
    45,030,911.72x = 856,677,274,728,315.12
  5. Step 5: Solve for x
    x = 856,677,274,728,315.12/45,030,911.72
  6. Step 6: Final answer
    x = 19,024,204.53

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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.