Home / 30,196,070.16-45,290,713.24-8,339,556.60

Finding the Fourth Proportional to 30,196,070.16, 45,290,713.24 and 8,339,556.60

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Solution

The fourth proportional to 30,196,070.16, 45,290,713.24 and 8,339,556.60 is: 12,508,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196,070.16 : 45,290,713.24 = 8,339,556.60 : x
  2. Step 2: Convert to fraction form
    30,196,070.16/45,290,713.24 = 8,339,556.60/x
  3. Step 3: Cross multiply
    30,196,070.16x = 45,290,713.24 × 8,339,556.60
  4. Step 4: Simplify right side
    30,196,070.16x = 377,704,466,519,349.38
  5. Step 5: Solve for x
    x = 377,704,466,519,349.38/30,196,070.16
  6. Step 6: Final answer
    x = 12,508,398.10

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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.