Finding the Fourth Proportional to 26,296,370.04, 36,292,595.22 and 15,132,633.60
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Solution
The fourth proportional to 26,296,370.04, 36,292,595.22 and 15,132,633.60 is: 20,885,108.67
Step by Step Solution
- Step 1: Write the proportion equation
26,296,370.04 : 36,292,595.22 = 15,132,633.60 : x - Step 2: Convert to fraction form
26,296,370.04/36,292,595.22 = 15,132,633.60/x - Step 3: Cross multiply
26,296,370.04x = 36,292,595.22 × 15,132,633.60 - Step 4: Simplify right side
26,296,370.04x = 549,202,545,857,371.38 - Step 5: Solve for x
x = 549,202,545,857,371.38/26,296,370.04 - Step 6: Final answer
x = 20,885,108.67
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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.