Finding the Fourth Proportional to 23,658,353.70, 35,503,276.95 and 13,423,193.70
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Solution
The fourth proportional to 23,658,353.70, 35,503,276.95 and 13,423,193.70 is: 20,143,724.69
Step by Step Solution
- Step 1: Write the proportion equation
23,658,353.70 : 35,503,276.95 = 13,423,193.70 : x - Step 2: Convert to fraction form
23,658,353.70/35,503,276.95 = 13,423,193.70/x - Step 3: Cross multiply
23,658,353.70x = 35,503,276.95 × 13,423,193.70 - Step 4: Simplify right side
23,658,353.70x = 476,567,363,484,595.25 - Step 5: Solve for x
x = 476,567,363,484,595.25/23,658,353.70 - Step 6: Final answer
x = 20,143,724.69
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1.5x scale
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.