Finding the Fourth Proportional to 19,360,387.36, 26,716,373.52 and 10,658,373.12
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Solution
The fourth proportional to 19,360,387.36, 26,716,373.52 and 10,658,373.12 is: 14,708,025.83
Step by Step Solution
- Step 1: Write the proportion equation
19,360,387.36 : 26,716,373.52 = 10,658,373.12 : x - Step 2: Convert to fraction form
19,360,387.36/26,716,373.52 = 10,658,373.12/x - Step 3: Cross multiply
19,360,387.36x = 26,716,373.52 × 10,658,373.12 - Step 4: Simplify right side
19,360,387.36x = 284,753,077,389,447.75 - Step 5: Solve for x
x = 284,753,077,389,447.75/19,360,387.36 - Step 6: Final answer
x = 14,708,025.83
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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.