Finding the Fourth Proportional to 11,349,763.36, 15,663,050.80 and 6,193,407.84
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Solution
The fourth proportional to 11,349,763.36, 15,663,050.80 and 6,193,407.84 is: 8,547,108.74
Step by Step Solution
- Step 1: Write the proportion equation
11,349,763.36 : 15,663,050.80 = 6,193,407.84 : x - Step 2: Convert to fraction form
11,349,763.36/15,663,050.80 = 6,193,407.84/x - Step 3: Cross multiply
11,349,763.36x = 15,663,050.80 × 6,193,407.84 - Step 4: Simplify right side
11,349,763.36x = 97,007,661,623,038.28 - Step 5: Solve for x
x = 97,007,661,623,038.28/11,349,763.36 - Step 6: Final answer
x = 8,547,108.74
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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.