Home / 28,971,348.30-43,457,022.45-8,776,590.30

Finding the Fourth Proportional to 28,971,348.30, 43,457,022.45 and 8,776,590.30

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Solution

The fourth proportional to 28,971,348.30, 43,457,022.45 and 8,776,590.30 is: 13,164,885.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,971,348.30 : 43,457,022.45 = 8,776,590.30 : x
  2. Step 2: Convert to fraction form
    28,971,348.30/43,457,022.45 = 8,776,590.30/x
  3. Step 3: Cross multiply
    28,971,348.30x = 43,457,022.45 × 8,776,590.30
  4. Step 4: Simplify right side
    28,971,348.30x = 381,404,481,701,552.31
  5. Step 5: Solve for x
    x = 381,404,481,701,552.31/28,971,348.30
  6. Step 6: Final answer
    x = 13,164,885.45

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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.