Finding the Fourth Proportional to 10,249,932.36, 14,144,970.63 and 5,603,727.41
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Solution
The fourth proportional to 10,249,932.36, 14,144,970.63 and 5,603,727.41 is: 7,733,178.80
Step by Step Solution
- Step 1: Write the proportion equation
10,249,932.36 : 14,144,970.63 = 5,603,727.41 : x - Step 2: Convert to fraction form
10,249,932.36/14,144,970.63 = 5,603,727.41/x - Step 3: Cross multiply
10,249,932.36x = 14,144,970.63 × 5,603,727.41 - Step 4: Simplify right side
10,249,932.36x = 79,264,559,632,975.97 - Step 5: Solve for x
x = 79,264,559,632,975.97/10,249,932.36 - Step 6: Final answer
x = 7,733,178.80
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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.