Finding the Fourth Proportional to 26,296,176.12, 36,292,327.98 and 15,132,439.71
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Solution
The fourth proportional to 26,296,176.12, 36,292,327.98 and 15,132,439.71 is: 20,884,841.30
Step by Step Solution
- Step 1: Write the proportion equation
26,296,176.12 : 36,292,327.98 = 15,132,439.71 : x - Step 2: Convert to fraction form
26,296,176.12/36,292,327.98 = 15,132,439.71/x - Step 3: Cross multiply
26,296,176.12x = 36,292,327.98 × 15,132,439.71 - Step 4: Simplify right side
26,296,176.12x = 549,191,465,017,233.94 - Step 5: Solve for x
x = 549,191,465,017,233.94/26,296,176.12 - Step 6: Final answer
x = 20,884,841.30
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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.