Finding the Fourth Proportional to 18,163,800.36, 27,249,058.62 and 5,209,408.68
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Solution
The fourth proportional to 18,163,800.36, 27,249,058.62 and 5,209,408.68 is: 7,815,076.12
Step by Step Solution
- Step 1: Write the proportion equation
18,163,800.36 : 27,249,058.62 = 5,209,408.68 : x - Step 2: Convert to fraction form
18,163,800.36/27,249,058.62 = 5,209,408.68/x - Step 3: Cross multiply
18,163,800.36x = 27,249,058.62 × 5,209,408.68 - Step 4: Simplify right side
18,163,800.36x = 141,951,482,496,856.81 - Step 5: Solve for x
x = 141,951,482,496,856.81/18,163,800.36 - Step 6: Final answer
x = 7,815,076.12
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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.