Finding the Fourth Proportional to 7,752,058.48, 11,630,531.58 and 3,653,214.02
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Solution
The fourth proportional to 7,752,058.48, 11,630,531.58 and 3,653,214.02 is: 5,480,972.72
Step by Step Solution
- Step 1: Write the proportion equation
7,752,058.48 : 11,630,531.58 = 3,653,214.02 : x - Step 2: Convert to fraction form
7,752,058.48/11,630,531.58 = 3,653,214.02/x - Step 3: Cross multiply
7,752,058.48x = 11,630,531.58 × 3,653,214.02 - Step 4: Simplify right side
7,752,058.48x = 42,488,821,028,108.75 - Step 5: Solve for x
x = 42,488,821,028,108.75/7,752,058.48 - Step 6: Final answer
x = 5,480,972.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.