Finding the Fourth Proportional to 40,209,055.19, 60,303,618.26 and 11,455,439.88
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Solution
The fourth proportional to 40,209,055.19, 60,303,618.26 and 11,455,439.88 is: 17,180,320.96
Step by Step Solution
- Step 1: Write the proportion equation
40,209,055.19 : 60,303,618.26 = 11,455,439.88 : x - Step 2: Convert to fraction form
40,209,055.19/60,303,618.26 = 11,455,439.88/x - Step 3: Cross multiply
40,209,055.19x = 60,303,618.26 × 11,455,439.88 - Step 4: Simplify right side
40,209,055.19x = 690,804,473,800,156.25 - Step 5: Solve for x
x = 690,804,473,800,156.25/40,209,055.19 - Step 6: Final answer
x = 17,180,320.96
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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.