Finding the Fourth Proportional to 21,553,733.30, 32,335,265.55 and 6,409,195.70
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Solution
The fourth proportional to 21,553,733.30, 32,335,265.55 and 6,409,195.70 is: 9,615,180.91
Step by Step Solution
- Step 1: Write the proportion equation
21,553,733.30 : 32,335,265.55 = 6,409,195.70 : x - Step 2: Convert to fraction form
21,553,733.30/32,335,265.55 = 6,409,195.70/x - Step 3: Cross multiply
21,553,733.30x = 32,335,265.55 × 6,409,195.70 - Step 4: Simplify right side
21,553,733.30x = 207,243,044,921,418.16 - Step 5: Solve for x
x = 207,243,044,921,418.16/21,553,733.30 - Step 6: Final answer
x = 9,615,180.91
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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.