Finding the Fourth Proportional to 13,807,055.71, 19,053,757.88 and 7,695,352.99
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Solution
The fourth proportional to 13,807,055.71, 19,053,757.88 and 7,695,352.99 is: 10,619,598.83
Step by Step Solution
- Step 1: Write the proportion equation
13,807,055.71 : 19,053,757.88 = 7,695,352.99 : x - Step 2: Convert to fraction form
13,807,055.71/19,053,757.88 = 7,695,352.99/x - Step 3: Cross multiply
13,807,055.71x = 19,053,757.88 × 7,695,352.99 - Step 4: Simplify right side
13,807,055.71x = 146,625,392,672,594.06 - Step 5: Solve for x
x = 146,625,392,672,594.06/13,807,055.71 - Step 6: Final answer
x = 10,619,598.83
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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.