Home / 45,030,915.72-67,547,479.43-12,682,599.39

Finding the Fourth Proportional to 45,030,915.72, 67,547,479.43 and 12,682,599.39

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Solution

The fourth proportional to 45,030,915.72, 67,547,479.43 and 12,682,599.39 is: 19,024,210.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,030,915.72 : 67,547,479.43 = 12,682,599.39 : x
  2. Step 2: Convert to fraction form
    45,030,915.72/67,547,479.43 = 12,682,599.39/x
  3. Step 3: Cross multiply
    45,030,915.72x = 67,547,479.43 × 12,682,599.39
  4. Step 4: Simplify right side
    45,030,915.72x = 856,677,621,414,955.62
  5. Step 5: Solve for x
    x = 856,677,621,414,955.62/45,030,915.72
  6. Step 6: Final answer
    x = 19,024,210.54

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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.