Finding the Fourth Proportional to 9,462,686.08, 13,058,493.96 and 5,388,305.08
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Solution
The fourth proportional to 9,462,686.08, 13,058,493.96 and 5,388,305.08 is: 7,435,853.70
Step by Step Solution
- Step 1: Write the proportion equation
9,462,686.08 : 13,058,493.96 = 5,388,305.08 : x - Step 2: Convert to fraction form
9,462,686.08/13,058,493.96 = 5,388,305.08/x - Step 3: Cross multiply
9,462,686.08x = 13,058,493.96 × 5,388,305.08 - Step 4: Simplify right side
9,462,686.08x = 70,363,149,341,817.32 - Step 5: Solve for x
x = 70,363,149,341,817.32/9,462,686.08 - Step 6: Final answer
x = 7,435,853.70
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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.