Finding the Fourth Proportional to 17,648,482.57, 26,474,248.68 and 4,868,987.29
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Solution
The fourth proportional to 17,648,482.57, 26,474,248.68 and 4,868,987.29 is: 7,303,901.61
Step by Step Solution
- Step 1: Write the proportion equation
17,648,482.57 : 26,474,248.68 = 4,868,987.29 : x - Step 2: Convert to fraction form
17,648,482.57/26,474,248.68 = 4,868,987.29/x - Step 3: Cross multiply
17,648,482.57x = 26,474,248.68 × 4,868,987.29 - Step 4: Simplify right side
17,648,482.57x = 128,902,780,335,219.28 - Step 5: Solve for x
x = 128,902,780,335,219.28/17,648,482.57 - Step 6: Final answer
x = 7,303,901.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.