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Finding the Fourth Proportional to 28,776,205.35, 43,164,308.03 and 28,776,205.35

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Solution

The fourth proportional to 28,776,205.35, 43,164,308.03 and 28,776,205.35 is: 43,164,308.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,776,205.35 : 43,164,308.03 = 28,776,205.35 : x
  2. Step 2: Convert to fraction form
    28,776,205.35/43,164,308.03 = 28,776,205.35/x
  3. Step 3: Cross multiply
    28,776,205.35x = 43,164,308.03 × 28,776,205.35
  4. Step 4: Simplify right side
    28,776,205.35x = 1,242,104,991,518,053
  5. Step 5: Solve for x
    x = 1,242,104,991,518,053/28,776,205.35
  6. Step 6: Final answer
    x = 43,164,308.03

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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.