Finding the Fourth Proportional to 16,143,403.62, 24,203,751.56 and 7,498,325.40
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Solution
The fourth proportional to 16,143,403.62, 24,203,751.56 and 7,498,325.40 is: 11,242,214.43
Step by Step Solution
- Step 1: Write the proportion equation
16,143,403.62 : 24,203,751.56 = 7,498,325.40 : x - Step 2: Convert to fraction form
16,143,403.62/24,203,751.56 = 7,498,325.40/x - Step 3: Cross multiply
16,143,403.62x = 24,203,751.56 × 7,498,325.40 - Step 4: Simplify right side
16,143,403.62x = 181,487,605,097,637.62 - Step 5: Solve for x
x = 181,487,605,097,637.62/16,143,403.62 - Step 6: Final answer
x = 11,242,214.43
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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.