Home / 30,782,548.80-46,143,367.20-14,580,021.60

Finding the Fourth Proportional to 30,782,548.80, 46,143,367.20 and 14,580,021.60

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Solution

The fourth proportional to 30,782,548.80, 46,143,367.20 and 14,580,021.60 is: 21,855,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,782,548.80 : 46,143,367.20 = 14,580,021.60 : x
  2. Step 2: Convert to fraction form
    30,782,548.80/46,143,367.20 = 14,580,021.60/x
  3. Step 3: Cross multiply
    30,782,548.80x = 46,143,367.20 × 14,580,021.60
  4. Step 4: Simplify right side
    30,782,548.80x = 672,771,290,472,731.50
  5. Step 5: Solve for x
    x = 672,771,290,472,731.50/30,782,548.80
  6. Step 6: Final answer
    x = 21,855,607.05

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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.