Finding the Fourth Proportional to 47,748,331.62, 71,622,408 and 14,961,410.46
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Solution
The fourth proportional to 47,748,331.62, 71,622,408 and 14,961,410.46 is: 22,442,087.67
Step by Step Solution
- Step 1: Write the proportion equation
47,748,331.62 : 71,622,408 = 14,961,410.46 : x - Step 2: Convert to fraction form
47,748,331.62/71,622,408 = 14,961,410.46/x - Step 3: Cross multiply
47,748,331.62x = 71,622,408 × 14,961,410.46 - Step 4: Simplify right side
47,748,331.62x = 1,071,572,244,221,587.75 - Step 5: Solve for x
x = 1,071,572,244,221,587.75/47,748,331.62 - Step 6: Final answer
x = 22,442,087.67
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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.