Finding the Fourth Proportional to 66,423,009.06, 91,663,497.99 and 37,054,318.23
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Solution
The fourth proportional to 66,423,009.06, 91,663,497.99 and 37,054,318.23 is: 51,134,817.18
Step by Step Solution
- Step 1: Write the proportion equation
66,423,009.06 : 91,663,497.99 = 37,054,318.23 : x - Step 2: Convert to fraction form
66,423,009.06/91,663,497.99 = 37,054,318.23/x - Step 3: Cross multiply
66,423,009.06x = 91,663,497.99 × 37,054,318.23 - Step 4: Simplify right side
66,423,009.06x = 3,396,528,424,596,425 - Step 5: Solve for x
x = 3,396,528,424,596,425/66,423,009.06 - Step 6: Final answer
x = 51,134,817.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.