Finding the Fourth Proportional to 13,089,435.24, 19,635,493.68 and 5,009,206.80
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Solution
The fourth proportional to 13,089,435.24, 19,635,493.68 and 5,009,206.80 is: 7,514,323.32
Step by Step Solution
- Step 1: Write the proportion equation
13,089,435.24 : 19,635,493.68 = 5,009,206.80 : x - Step 2: Convert to fraction form
13,089,435.24/19,635,493.68 = 5,009,206.80/x - Step 3: Cross multiply
13,089,435.24x = 19,635,493.68 × 5,009,206.80 - Step 4: Simplify right side
13,089,435.24x = 98,358,248,463,213.02 - Step 5: Solve for x
x = 98,358,248,463,213.02/13,089,435.24 - Step 6: Final answer
x = 7,514,323.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.