Finding the Fourth Proportional to 15,677,595.06, 23,516,628.93 and 5,442,779.85
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Solution
The fourth proportional to 15,677,595.06, 23,516,628.93 and 5,442,779.85 is: 8,164,251.82
Step by Step Solution
- Step 1: Write the proportion equation
15,677,595.06 : 23,516,628.93 = 5,442,779.85 : x - Step 2: Convert to fraction form
15,677,595.06/23,516,628.93 = 5,442,779.85/x - Step 3: Cross multiply
15,677,595.06x = 23,516,628.93 × 5,442,779.85 - Step 4: Simplify right side
15,677,595.06x = 127,995,834,080,131.05 - Step 5: Solve for x
x = 127,995,834,080,131.05/15,677,595.06 - Step 6: Final answer
x = 8,164,251.82
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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.