Finding the Fourth Proportional to 26,471,389.36, 39,695,799.12 and 10,073,875.72
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Solution
The fourth proportional to 26,471,389.36, 39,695,799.12 and 10,073,875.72 is: 15,106,519.02
Step by Step Solution
- Step 1: Write the proportion equation
26,471,389.36 : 39,695,799.12 = 10,073,875.72 : x - Step 2: Convert to fraction form
26,471,389.36/39,695,799.12 = 10,073,875.72/x - Step 3: Cross multiply
26,471,389.36x = 39,695,799.12 × 10,073,875.72 - Step 4: Simplify right side
26,471,389.36x = 399,890,546,940,965.38 - Step 5: Solve for x
x = 399,890,546,940,965.38/26,471,389.36 - Step 6: Final answer
x = 15,106,519.02
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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.