Finding the Fourth Proportional to 30,454,209.04, 45,686,640.42 and 18,167,957.44
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Solution
The fourth proportional to 30,454,209.04, 45,686,640.42 and 18,167,957.44 is: 27,255,113.99
Step by Step Solution
- Step 1: Write the proportion equation
30,454,209.04 : 45,686,640.42 = 18,167,957.44 : x - Step 2: Convert to fraction form
30,454,209.04/45,686,640.42 = 18,167,957.44/x - Step 3: Cross multiply
30,454,209.04x = 45,686,640.42 × 18,167,957.44 - Step 4: Simplify right side
30,454,209.04x = 830,032,938,727,143.88 - Step 5: Solve for x
x = 830,032,938,727,143.88/30,454,209.04 - Step 6: Final answer
x = 27,255,113.99
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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.