Finding the Fourth Proportional to 45,943,829.76, 63,402,910.28 and 25,318,014.08
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Solution
The fourth proportional to 45,943,829.76, 63,402,910.28 and 25,318,014.08 is: 34,939,093.75
Step by Step Solution
- Step 1: Write the proportion equation
45,943,829.76 : 63,402,910.28 = 25,318,014.08 : x - Step 2: Convert to fraction form
45,943,829.76/63,402,910.28 = 25,318,014.08/x - Step 3: Cross multiply
45,943,829.76x = 63,402,910.28 × 25,318,014.08 - Step 4: Simplify right side
45,943,829.76x = 1,605,235,775,182,016.75 - Step 5: Solve for x
x = 1,605,235,775,182,016.75/45,943,829.76 - Step 6: Final answer
x = 34,939,093.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.