Home / 28,870,513.22-43,315,438.08-9,440,635.25

Finding the Fourth Proportional to 28,870,513.22, 43,315,438.08 and 9,440,635.25

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Solution

The fourth proportional to 28,870,513.22, 43,315,438.08 and 9,440,635.25 is: 14,164,114.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,870,513.22 : 43,315,438.08 = 9,440,635.25 : x
  2. Step 2: Convert to fraction form
    28,870,513.22/43,315,438.08 = 9,440,635.25/x
  3. Step 3: Cross multiply
    28,870,513.22x = 43,315,438.08 × 9,440,635.25
  4. Step 4: Simplify right side
    28,870,513.22x = 408,925,251,390,663.06
  5. Step 5: Solve for x
    x = 408,925,251,390,663.06/28,870,513.22
  6. Step 6: Final answer
    x = 14,164,114.38

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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.