Home / 6,464,312.22-8,920,819.61-3,563,806.89

Finding the Fourth Proportional to 6,464,312.22, 8,920,819.61 and 3,563,806.89

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Solution

The fourth proportional to 6,464,312.22, 8,920,819.61 and 3,563,806.89 is: 4,918,091.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,312.22 : 8,920,819.61 = 3,563,806.89 : x
  2. Step 2: Convert to fraction form
    6,464,312.22/8,920,819.61 = 3,563,806.89/x
  3. Step 3: Cross multiply
    6,464,312.22x = 8,920,819.61 × 3,563,806.89
  4. Step 4: Simplify right side
    6,464,312.22x = 31,792,078,390,565.11
  5. Step 5: Solve for x
    x = 31,792,078,390,565.11/6,464,312.22
  6. Step 6: Final answer
    x = 4,918,091.41

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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.