Finding the Fourth Proportional to 10,856,671.99, 16,288,159.83 and 4,376,403.05
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Solution
The fourth proportional to 10,856,671.99, 16,288,159.83 and 4,376,403.05 is: 6,565,875.10
Step by Step Solution
- Step 1: Write the proportion equation
10,856,671.99 : 16,288,159.83 = 4,376,403.05 : x - Step 2: Convert to fraction form
10,856,671.99/16,288,159.83 = 4,376,403.05/x - Step 3: Cross multiply
10,856,671.99x = 16,288,159.83 × 4,376,403.05 - Step 4: Simplify right side
10,856,671.99x = 71,283,552,302,420 - Step 5: Solve for x
x = 71,283,552,302,420/10,856,671.99 - Step 6: Final answer
x = 6,565,875.10
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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.