Finding the Fourth Proportional to 60,893,507.52, 91,418,207.76 and 52,312,506.84
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Solution
The fourth proportional to 60,893,507.52, 91,418,207.76 and 52,312,506.84 is: 78,535,722.67
Step by Step Solution
- Step 1: Write the proportion equation
60,893,507.52 : 91,418,207.76 = 52,312,506.84 : x - Step 2: Convert to fraction form
60,893,507.52/91,418,207.76 = 52,312,506.84/x - Step 3: Cross multiply
60,893,507.52x = 91,418,207.76 × 52,312,506.84 - Step 4: Simplify right side
60,893,507.52x = 4,782,315,618,745,542 - Step 5: Solve for x
x = 4,782,315,618,745,542/60,893,507.52 - Step 6: Final answer
x = 78,535,722.67
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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.