Finding the Fourth Proportional to 13,374,751.04, 18,462,807.06 and 9,029,723.12
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Solution
The fourth proportional to 13,374,751.04, 18,462,807.06 and 9,029,723.12 is: 12,464,832.82
Step by Step Solution
- Step 1: Write the proportion equation
13,374,751.04 : 18,462,807.06 = 9,029,723.12 : x - Step 2: Convert to fraction form
13,374,751.04/18,462,807.06 = 9,029,723.12/x - Step 3: Cross multiply
13,374,751.04x = 18,462,807.06 × 9,029,723.12 - Step 4: Simplify right side
13,374,751.04x = 166,714,035,769,781.19 - Step 5: Solve for x
x = 166,714,035,769,781.19/13,374,751.04 - Step 6: Final answer
x = 12,464,832.82
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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.