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Finding the Fourth Proportional to 34,604,811.80, 51,907,217.70 and 9,048,404.60

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Solution

The fourth proportional to 34,604,811.80, 51,907,217.70 and 9,048,404.60 is: 13,572,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,604,811.80 : 51,907,217.70 = 9,048,404.60 : x
  2. Step 2: Convert to fraction form
    34,604,811.80/51,907,217.70 = 9,048,404.60/x
  3. Step 3: Cross multiply
    34,604,811.80x = 51,907,217.70 × 9,048,404.60
  4. Step 4: Simplify right side
    34,604,811.80x = 469,677,507,409,881.44
  5. Step 5: Solve for x
    x = 469,677,507,409,881.44/34,604,811.80
  6. Step 6: Final answer
    x = 13,572,606.90

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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.