Home / 40,432,367.52-60,626,340.99-19,916,946.72

Finding the Fourth Proportional to 40,432,367.52, 60,626,340.99 and 19,916,946.72

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Solution

The fourth proportional to 40,432,367.52, 60,626,340.99 and 19,916,946.72 is: 29,864,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,432,367.52 : 60,626,340.99 = 19,916,946.72 : x
  2. Step 2: Convert to fraction form
    40,432,367.52/60,626,340.99 = 19,916,946.72/x
  3. Step 3: Cross multiply
    40,432,367.52x = 60,626,340.99 × 19,916,946.72
  4. Step 4: Simplify right side
    40,432,367.52x = 1,207,491,603,326,382
  5. Step 5: Solve for x
    x = 1,207,491,603,326,382/40,432,367.52
  6. Step 6: Final answer
    x = 29,864,479.31

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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.