Finding the Fourth Proportional to 30,176,686.24, 45,264,585.84 and 7,457,583.52
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Solution
The fourth proportional to 30,176,686.24, 45,264,585.84 and 7,457,583.52 is: 11,186,265.67
Step by Step Solution
- Step 1: Write the proportion equation
30,176,686.24 : 45,264,585.84 = 7,457,583.52 : x - Step 2: Convert to fraction form
30,176,686.24/45,264,585.84 = 7,457,583.52/x - Step 3: Cross multiply
30,176,686.24x = 45,264,585.84 × 7,457,583.52 - Step 4: Simplify right side
30,176,686.24x = 337,564,429,400,009.38 - Step 5: Solve for x
x = 337,564,429,400,009.38/30,176,686.24 - Step 6: Final answer
x = 11,186,265.67
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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.