Finding the Fourth Proportional to 6,440,267.23, 8,887,588.13 and 3,539,955.31
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Solution
The fourth proportional to 6,440,267.23, 8,887,588.13 and 3,539,955.31 is: 4,885,148.96
Step by Step Solution
- Step 1: Write the proportion equation
6,440,267.23 : 8,887,588.13 = 3,539,955.31 : x - Step 2: Convert to fraction form
6,440,267.23/8,887,588.13 = 3,539,955.31/x - Step 3: Cross multiply
6,440,267.23x = 8,887,588.13 × 3,539,955.31 - Step 4: Simplify right side
6,440,267.23x = 31,461,664,753,967.72 - Step 5: Solve for x
x = 31,461,664,753,967.72/6,440,267.23 - Step 6: Final answer
x = 4,885,148.96
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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.