Finding the Fourth Proportional to 42,271,303.48, 58,334,407.26 and 25,751,427.18
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Solution
The fourth proportional to 42,271,303.48, 58,334,407.26 and 25,751,427.18 is: 35,536,974.66
Step by Step Solution
- Step 1: Write the proportion equation
42,271,303.48 : 58,334,407.26 = 25,751,427.18 : x - Step 2: Convert to fraction form
42,271,303.48/58,334,407.26 = 25,751,427.18/x - Step 3: Cross multiply
42,271,303.48x = 58,334,407.26 × 25,751,427.18 - Step 4: Simplify right side
42,271,303.48x = 1,502,194,240,644,353.25 - Step 5: Solve for x
x = 1,502,194,240,644,353.25/42,271,303.48 - Step 6: Final answer
x = 35,536,974.66
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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.