Finding the Fourth Proportional to 56,663,909.22, 84,986,355.21 and 15,727,507.14
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Solution
The fourth proportional to 56,663,909.22, 84,986,355.21 and 15,727,507.14 is: 23,588,621.52
Step by Step Solution
- Step 1: Write the proportion equation
56,663,909.22 : 84,986,355.21 = 15,727,507.14 : x - Step 2: Convert to fraction form
56,663,909.22/84,986,355.21 = 15,727,507.14/x - Step 3: Cross multiply
56,663,909.22x = 84,986,355.21 × 15,727,507.14 - Step 4: Simplify right side
56,663,909.22x = 1,336,623,508,367,851.25 - Step 5: Solve for x
x = 1,336,623,508,367,851.25/56,663,909.22 - Step 6: Final answer
x = 23,588,621.52
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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.