Finding the Fourth Proportional to 11,050,363.74, 15,249,660.30 and 6,341,526.75
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Solution
The fourth proportional to 11,050,363.74, 15,249,660.30 and 6,341,526.75 is: 8,751,397.78
Step by Step Solution
- Step 1: Write the proportion equation
11,050,363.74 : 15,249,660.30 = 6,341,526.75 : x - Step 2: Convert to fraction form
11,050,363.74/15,249,660.30 = 6,341,526.75/x - Step 3: Cross multiply
11,050,363.74x = 15,249,660.30 × 6,341,526.75 - Step 4: Simplify right side
11,050,363.74x = 96,706,128,720,863.03 - Step 5: Solve for x
x = 96,706,128,720,863.03/11,050,363.74 - Step 6: Final answer
x = 8,751,397.78
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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.