Finding the Fourth Proportional to 26,204,209.36, 36,161,952.05 and 15,197,484.87
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Solution
The fourth proportional to 26,204,209.36, 36,161,952.05 and 15,197,484.87 is: 20,972,612.14
Step by Step Solution
- Step 1: Write the proportion equation
26,204,209.36 : 36,161,952.05 = 15,197,484.87 : x - Step 2: Convert to fraction form
26,204,209.36/36,161,952.05 = 15,197,484.87/x - Step 3: Cross multiply
26,204,209.36x = 36,161,952.05 × 15,197,484.87 - Step 4: Simplify right side
26,204,209.36x = 549,570,719,187,534.19 - Step 5: Solve for x
x = 549,570,719,187,534.19/26,204,209.36 - Step 6: Final answer
x = 20,972,612.14
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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.