Finding the Fourth Proportional to 56,785,421.70, 85,178,132.55 and 24,452,813.70
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Solution
The fourth proportional to 56,785,421.70, 85,178,132.55 and 24,452,813.70 is: 36,679,220.55
Step by Step Solution
- Step 1: Write the proportion equation
56,785,421.70 : 85,178,132.55 = 24,452,813.70 : x - Step 2: Convert to fraction form
56,785,421.70/85,178,132.55 = 24,452,813.70/x - Step 3: Cross multiply
56,785,421.70x = 85,178,132.55 × 24,452,813.70 - Step 4: Simplify right side
56,785,421.70x = 2,082,845,006,559,055.75 - Step 5: Solve for x
x = 2,082,845,006,559,055.75/56,785,421.70 - Step 6: Final answer
x = 36,679,220.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.