Home / 10,915,516.43-15,063,148.67-6,020,633.41

Finding the Fourth Proportional to 10,915,516.43, 15,063,148.67 and 6,020,633.41

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Solution

The fourth proportional to 10,915,516.43, 15,063,148.67 and 6,020,633.41 is: 8,308,328.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,516.43 : 15,063,148.67 = 6,020,633.41 : x
  2. Step 2: Convert to fraction form
    10,915,516.43/15,063,148.67 = 6,020,633.41/x
  3. Step 3: Cross multiply
    10,915,516.43x = 15,063,148.67 × 6,020,633.41
  4. Step 4: Simplify right side
    10,915,516.43x = 90,689,696,074,638.02
  5. Step 5: Solve for x
    x = 90,689,696,074,638.02/10,915,516.43
  6. Step 6: Final answer
    x = 8,308,328.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.