Finding the Fourth Proportional to 92,169,626.28, 127,197,948.42 and 53,011,413.96
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Solution
The fourth proportional to 92,169,626.28, 127,197,948.42 and 53,011,413.96 is: 73,157,973.73
Step by Step Solution
- Step 1: Write the proportion equation
92,169,626.28 : 127,197,948.42 = 53,011,413.96 : x - Step 2: Convert to fraction form
92,169,626.28/127,197,948.42 = 53,011,413.96/x - Step 3: Cross multiply
92,169,626.28x = 127,197,948.42 × 53,011,413.96 - Step 4: Simplify right side
92,169,626.28x = 6,742,943,098,555,348 - Step 5: Solve for x
x = 6,742,943,098,555,348/92,169,626.28 - Step 6: Final answer
x = 73,157,973.73
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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.