Finding the Fourth Proportional to 26,217,785.93, 39,326,803.31 and 8,021,952.09
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Solution
The fourth proportional to 26,217,785.93, 39,326,803.31 and 8,021,952.09 is: 12,032,966.20
Step by Step Solution
- Step 1: Write the proportion equation
26,217,785.93 : 39,326,803.31 = 8,021,952.09 : x - Step 2: Convert to fraction form
26,217,785.93/39,326,803.31 = 8,021,952.09/x - Step 3: Cross multiply
26,217,785.93x = 39,326,803.31 × 8,021,952.09 - Step 4: Simplify right side
26,217,785.93x = 315,477,731,965,563.62 - Step 5: Solve for x
x = 315,477,731,965,563.62/26,217,785.93 - Step 6: Final answer
x = 12,032,966.20
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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.