Finding the Fourth Proportional to 48,127,799.97, 72,186,582.38 and 13,583,347.65
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Solution
The fourth proportional to 48,127,799.97, 72,186,582.38 and 13,583,347.65 is: 20,373,577.12
Step by Step Solution
- Step 1: Write the proportion equation
48,127,799.97 : 72,186,582.38 = 13,583,347.65 : x - Step 2: Convert to fraction form
48,127,799.97/72,186,582.38 = 13,583,347.65/x - Step 3: Cross multiply
48,127,799.97x = 72,186,582.38 × 13,583,347.65 - Step 4: Simplify right side
48,127,799.97x = 980,535,444,064,987.75 - Step 5: Solve for x
x = 980,535,444,064,987.75/48,127,799.97 - Step 6: Final answer
x = 20,373,577.12
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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.