Finding the Fourth Proportional to 13,892,564.95, 20,842,157.99 and 4,794,740.93
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Solution
The fourth proportional to 13,892,564.95, 20,842,157.99 and 4,794,740.93 is: 7,193,253.98
Step by Step Solution
- Step 1: Write the proportion equation
13,892,564.95 : 20,842,157.99 = 4,794,740.93 : x - Step 2: Convert to fraction form
13,892,564.95/20,842,157.99 = 4,794,740.93/x - Step 3: Cross multiply
13,892,564.95x = 20,842,157.99 × 4,794,740.93 - Step 4: Simplify right side
13,892,564.95x = 99,932,748,048,271.78 - Step 5: Solve for x
x = 99,932,748,048,271.78/13,892,564.95 - Step 6: Final answer
x = 7,193,253.98
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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.