Finding the Fourth Proportional to 40,772,950.60, 56,266,681.10 and 22,438,236.10
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Solution
The fourth proportional to 40,772,950.60, 56,266,681.10 and 22,438,236.10 is: 30,964,770.92
Step by Step Solution
- Step 1: Write the proportion equation
40,772,950.60 : 56,266,681.10 = 22,438,236.10 : x - Step 2: Convert to fraction form
40,772,950.60/56,266,681.10 = 22,438,236.10/x - Step 3: Cross multiply
40,772,950.60x = 56,266,681.10 × 22,438,236.10 - Step 4: Simplify right side
40,772,950.60x = 1,262,525,075,085,207.75 - Step 5: Solve for x
x = 1,262,525,075,085,207.75/40,772,950.60 - Step 6: Final answer
x = 30,964,770.92
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1.5x scale
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.