Finding the Fourth Proportional to 28,086,666.24, 42,163,591.68 and 16,732,462.08
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Solution
The fourth proportional to 28,086,666.24, 42,163,591.68 and 16,732,462.08 is: 25,118,705.54
Step by Step Solution
- Step 1: Write the proportion equation
28,086,666.24 : 42,163,591.68 = 16,732,462.08 : x - Step 2: Convert to fraction form
28,086,666.24/42,163,591.68 = 16,732,462.08/x - Step 3: Cross multiply
28,086,666.24x = 42,163,591.68 × 16,732,462.08 - Step 4: Simplify right side
28,086,666.24x = 705,500,698,942,203.50 - Step 5: Solve for x
x = 705,500,698,942,203.50/28,086,666.24 - Step 6: Final answer
x = 25,118,705.54
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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.