Finding the Fourth Proportional to 6,134,055.90, 8,464,887.15 and 3,343,204.18
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Solution
The fourth proportional to 6,134,055.90, 8,464,887.15 and 3,343,204.18 is: 4,613,561.82
Step by Step Solution
- Step 1: Write the proportion equation
6,134,055.90 : 8,464,887.15 = 3,343,204.18 : x - Step 2: Convert to fraction form
6,134,055.90/8,464,887.15 = 3,343,204.18/x - Step 3: Cross multiply
6,134,055.90x = 8,464,887.15 × 3,343,204.18 - Step 4: Simplify right side
6,134,055.90x = 28,299,846,103,108.29 - Step 5: Solve for x
x = 28,299,846,103,108.29/6,134,055.90 - Step 6: Final answer
x = 4,613,561.82
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1.5x scale
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.