Finding the Fourth Proportional to 7,817,041.08, 11,727,932.09 and 3,772,775.07
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Solution
The fourth proportional to 7,817,041.08, 11,727,932.09 and 3,772,775.07 is: 5,660,306.67
Step by Step Solution
- Step 1: Write the proportion equation
7,817,041.08 : 11,727,932.09 = 3,772,775.07 : x - Step 2: Convert to fraction form
7,817,041.08/11,727,932.09 = 3,772,775.07/x - Step 3: Cross multiply
7,817,041.08x = 11,727,932.09 × 3,772,775.07 - Step 4: Simplify right side
7,817,041.08x = 44,246,849,792,941.12 - Step 5: Solve for x
x = 44,246,849,792,941.12/7,817,041.08 - Step 6: Final answer
x = 5,660,306.67
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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.