Home / 19,948,610.61-29,879,613.27-12,248,883.45

Finding the Fourth Proportional to 19,948,610.61, 29,879,613.27 and 12,248,883.45

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Solution

The fourth proportional to 19,948,610.61, 29,879,613.27 and 12,248,883.45 is: 18,346,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948,610.61 : 29,879,613.27 = 12,248,883.45 : x
  2. Step 2: Convert to fraction form
    19,948,610.61/29,879,613.27 = 12,248,883.45/x
  3. Step 3: Cross multiply
    19,948,610.61x = 29,879,613.27 × 12,248,883.45
  4. Step 4: Simplify right side
    19,948,610.61x = 365,991,900,475,303.38
  5. Step 5: Solve for x
    x = 365,991,900,475,303.38/19,948,610.61
  6. Step 6: Final answer
    x = 18,346,736.40

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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.