Finding the Fourth Proportional to 26,316,218.70, 39,483,289.92 and 14,186,854.26
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Solution
The fourth proportional to 26,316,218.70, 39,483,289.92 and 14,186,854.26 is: 21,285,112.66
Step by Step Solution
- Step 1: Write the proportion equation
26,316,218.70 : 39,483,289.92 = 14,186,854.26 : x - Step 2: Convert to fraction form
26,316,218.70/39,483,289.92 = 14,186,854.26/x - Step 3: Cross multiply
26,316,218.70x = 39,483,289.92 × 14,186,854.26 - Step 4: Simplify right side
26,316,218.70x = 560,143,679,800,367.06 - Step 5: Solve for x
x = 560,143,679,800,367.06/26,316,218.70 - Step 6: Final answer
x = 21,285,112.66
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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.