Finding the Fourth Proportional to 32,921,776.05, 45,328,398.96 and 27,950,384.31
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Solution
The fourth proportional to 32,921,776.05, 45,328,398.96 and 27,950,384.31 is: 38,483,530.45
Step by Step Solution
- Step 1: Write the proportion equation
32,921,776.05 : 45,328,398.96 = 27,950,384.31 : x - Step 2: Convert to fraction form
32,921,776.05/45,328,398.96 = 27,950,384.31/x - Step 3: Cross multiply
32,921,776.05x = 45,328,398.96 × 27,950,384.31 - Step 4: Simplify right side
32,921,776.05x = 1,266,946,171,023,780.75 - Step 5: Solve for x
x = 1,266,946,171,023,780.75/32,921,776.05 - Step 6: Final answer
x = 38,483,530.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.