Finding the Fourth Proportional to 7,219,073.93, 10,828,212.37 and 2,426,268.29
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Solution
The fourth proportional to 7,219,073.93, 10,828,212.37 and 2,426,268.29 is: 3,639,268.49
Step by Step Solution
- Step 1: Write the proportion equation
7,219,073.93 : 10,828,212.37 = 2,426,268.29 : x - Step 2: Convert to fraction form
7,219,073.93/10,828,212.37 = 2,426,268.29/x - Step 3: Cross multiply
7,219,073.93x = 10,828,212.37 × 2,426,268.29 - Step 4: Simplify right side
7,219,073.93x = 26,272,148,250,510.02 - Step 5: Solve for x
x = 26,272,148,250,510.02/7,219,073.93 - Step 6: Final answer
x = 3,639,268.49
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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.