Finding the Fourth Proportional to 14,058,768.87, 19,402,895.88 and 7,864,159.68
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Solution
The fourth proportional to 14,058,768.87, 19,402,895.88 and 7,864,159.68 is: 10,853,544.35
Step by Step Solution
- Step 1: Write the proportion equation
14,058,768.87 : 19,402,895.88 = 7,864,159.68 : x - Step 2: Convert to fraction form
14,058,768.87/19,402,895.88 = 7,864,159.68/x - Step 3: Cross multiply
14,058,768.87x = 19,402,895.88 × 7,864,159.68 - Step 4: Simplify right side
14,058,768.87x = 152,587,471,454,734.09 - Step 5: Solve for x
x = 152,587,471,454,734.09/14,058,768.87 - Step 6: Final answer
x = 10,853,544.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.