Finding the Fourth Proportional to 19,137,917.68, 26,410,964.10 and 10,436,566.36
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Solution
The fourth proportional to 19,137,917.68, 26,410,964.10 and 10,436,566.36 is: 14,402,809.34
Step by Step Solution
- Step 1: Write the proportion equation
19,137,917.68 : 26,410,964.10 = 10,436,566.36 : x - Step 2: Convert to fraction form
19,137,917.68/26,410,964.10 = 10,436,566.36/x - Step 3: Cross multiply
19,137,917.68x = 26,410,964.10 × 10,436,566.36 - Step 4: Simplify right side
19,137,917.68x = 275,639,779,461,227.69 - Step 5: Solve for x
x = 275,639,779,461,227.69/19,137,917.68 - Step 6: Final answer
x = 14,402,809.34
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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.