Finding the Fourth Proportional to 13,301,875.24, 18,361,550.28 and 10,355,855.02
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Solution
The fourth proportional to 13,301,875.24, 18,361,550.28 and 10,355,855.02 is: 14,294,943.32
Step by Step Solution
- Step 1: Write the proportion equation
13,301,875.24 : 18,361,550.28 = 10,355,855.02 : x - Step 2: Convert to fraction form
13,301,875.24/18,361,550.28 = 10,355,855.02/x - Step 3: Cross multiply
13,301,875.24x = 18,361,550.28 × 10,355,855.02 - Step 4: Simplify right side
13,301,875.24x = 190,149,552,642,120.41 - Step 5: Solve for x
x = 190,149,552,642,120.41/13,301,875.24 - Step 6: Final answer
x = 14,294,943.32
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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.