Finding the Fourth Proportional to 32,807,776.18, 49,211,681.56 and 8,546,638.90
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Solution
The fourth proportional to 32,807,776.18, 49,211,681.56 and 8,546,638.90 is: 12,819,962.85
Step by Step Solution
- Step 1: Write the proportion equation
32,807,776.18 : 49,211,681.56 = 8,546,638.90 : x - Step 2: Convert to fraction form
32,807,776.18/49,211,681.56 = 8,546,638.90/x - Step 3: Cross multiply
32,807,776.18x = 49,211,681.56 × 8,546,638.90 - Step 4: Simplify right side
32,807,776.18x = 420,594,471,955,108.75 - Step 5: Solve for x
x = 420,594,471,955,108.75/32,807,776.18 - Step 6: Final answer
x = 12,819,962.85
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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.