Finding the Fourth Proportional to 6,349,973.57, 8,763,203.93 and 3,559,147.98
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Solution
The fourth proportional to 6,349,973.57, 8,763,203.93 and 3,559,147.98 is: 4,911,758.96
Step by Step Solution
- Step 1: Write the proportion equation
6,349,973.57 : 8,763,203.93 = 3,559,147.98 : x - Step 2: Convert to fraction form
6,349,973.57/8,763,203.93 = 3,559,147.98/x - Step 3: Cross multiply
6,349,973.57x = 8,763,203.93 × 3,559,147.98 - Step 4: Simplify right side
6,349,973.57x = 31,189,539,547,991.82 - Step 5: Solve for x
x = 31,189,539,547,991.82/6,349,973.57 - Step 6: Final answer
x = 4,911,758.96
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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.