Home / 30,602,617.35-45,903,926.03-7,883,514.60

Finding the Fourth Proportional to 30,602,617.35, 45,903,926.03 and 7,883,514.60

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Solution

The fourth proportional to 30,602,617.35, 45,903,926.03 and 7,883,514.60 is: 11,825,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,617.35 : 45,903,926.03 = 7,883,514.60 : x
  2. Step 2: Convert to fraction form
    30,602,617.35/45,903,926.03 = 7,883,514.60/x
  3. Step 3: Cross multiply
    30,602,617.35x = 45,903,926.03 × 7,883,514.60
  4. Step 4: Simplify right side
    30,602,617.35x = 361,884,271,015,407.44
  5. Step 5: Solve for x
    x = 361,884,271,015,407.44/30,602,617.35
  6. Step 6: Final answer
    x = 11,825,271.90

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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.