Finding the Fourth Proportional to 55,566,234.09, 76,681,403.03 and 31,119,948.09
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Solution
The fourth proportional to 55,566,234.09, 76,681,403.03 and 31,119,948.09 is: 42,945,528.36
Step by Step Solution
- Step 1: Write the proportion equation
55,566,234.09 : 76,681,403.03 = 31,119,948.09 : x - Step 2: Convert to fraction form
55,566,234.09/76,681,403.03 = 31,119,948.09/x - Step 3: Cross multiply
55,566,234.09x = 76,681,403.03 × 31,119,948.09 - Step 4: Simplify right side
55,566,234.09x = 2,386,321,281,839,768.50 - Step 5: Solve for x
x = 2,386,321,281,839,768.50/55,566,234.09 - Step 6: Final answer
x = 42,945,528.36
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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.