Finding the Fourth Proportional to 10,103,482.54, 15,153,398.07 and 2,913,248.62
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Solution
The fourth proportional to 10,103,482.54, 15,153,398.07 and 2,913,248.62 is: 4,369,346.49
Step by Step Solution
- Step 1: Write the proportion equation
10,103,482.54 : 15,153,398.07 = 2,913,248.62 : x - Step 2: Convert to fraction form
10,103,482.54/15,153,398.07 = 2,913,248.62/x - Step 3: Cross multiply
10,103,482.54x = 15,153,398.07 × 2,913,248.62 - Step 4: Simplify right side
10,103,482.54x = 44,145,616,015,738.16 - Step 5: Solve for x
x = 44,145,616,015,738.16/10,103,482.54 - Step 6: Final answer
x = 4,369,346.49
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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.