Finding the Fourth Proportional to 84,118,577.10, 126,189,675.45 and 26,604,851.10
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Solution
The fourth proportional to 84,118,577.10, 126,189,675.45 and 26,604,851.10 is: 39,911,011.83
Step by Step Solution
- Step 1: Write the proportion equation
84,118,577.10 : 126,189,675.45 = 26,604,851.10 : x - Step 2: Convert to fraction form
84,118,577.10/126,189,675.45 = 26,604,851.10/x - Step 3: Cross multiply
84,118,577.10x = 126,189,675.45 × 26,604,851.10 - Step 4: Simplify right side
84,118,577.10x = 3,357,257,525,704,576 - Step 5: Solve for x
x = 3,357,257,525,704,576/84,118,577.10 - Step 6: Final answer
x = 39,911,011.83
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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.