Finding the Fourth Proportional to 34,165,747.80, 51,248,621.70 and 31,926,259.80
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Solution
The fourth proportional to 34,165,747.80, 51,248,621.70 and 31,926,259.80 is: 47,889,389.70
Step by Step Solution
- Step 1: Write the proportion equation
34,165,747.80 : 51,248,621.70 = 31,926,259.80 : x - Step 2: Convert to fraction form
34,165,747.80/51,248,621.70 = 31,926,259.80/x - Step 3: Cross multiply
34,165,747.80x = 51,248,621.70 × 31,926,259.80 - Step 4: Simplify right side
34,165,747.80x = 1,636,176,810,786,117.75 - Step 5: Solve for x
x = 1,636,176,810,786,117.75/34,165,747.80 - Step 6: Final answer
x = 47,889,389.70
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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.