Finding the Fourth Proportional to 10,513,316.47, 14,508,292.36 and 6,103,451.29
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Solution
The fourth proportional to 10,513,316.47, 14,508,292.36 and 6,103,451.29 is: 8,422,713.80
Step by Step Solution
- Step 1: Write the proportion equation
10,513,316.47 : 14,508,292.36 = 6,103,451.29 : x - Step 2: Convert to fraction form
10,513,316.47/14,508,292.36 = 6,103,451.29/x - Step 3: Cross multiply
10,513,316.47x = 14,508,292.36 × 6,103,451.29 - Step 4: Simplify right side
10,513,316.47x = 88,550,655,720,339.14 - Step 5: Solve for x
x = 88,550,655,720,339.14/10,513,316.47 - Step 6: Final answer
x = 8,422,713.80
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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.