Finding the Fourth Proportional to 33,202,663.84, 49,813,621.68 and 13,768,281.28
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Solution
The fourth proportional to 33,202,663.84, 49,813,621.68 and 13,768,281.28 is: 20,656,413.54
Step by Step Solution
- Step 1: Write the proportion equation
33,202,663.84 : 49,813,621.68 = 13,768,281.28 : x - Step 2: Convert to fraction form
33,202,663.84/49,813,621.68 = 13,768,281.28/x - Step 3: Cross multiply
33,202,663.84x = 49,813,621.68 × 13,768,281.28 - Step 4: Simplify right side
33,202,663.84x = 685,847,954,865,746.12 - Step 5: Solve for x
x = 685,847,954,865,746.12/33,202,663.84 - Step 6: Final answer
x = 20,656,413.54
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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.