Finding the Fourth Proportional to 9,574,263.88, 13,212,421.39 and 5,444,295.71
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Solution
The fourth proportional to 9,574,263.88, 13,212,421.39 and 5,444,295.71 is: 7,513,092.39
Step by Step Solution
- Step 1: Write the proportion equation
9,574,263.88 : 13,212,421.39 = 5,444,295.71 : x - Step 2: Convert to fraction form
9,574,263.88/13,212,421.39 = 5,444,295.71/x - Step 3: Cross multiply
9,574,263.88x = 13,212,421.39 × 5,444,295.71 - Step 4: Simplify right side
9,574,263.88x = 71,932,329,092,289.23 - Step 5: Solve for x
x = 71,932,329,092,289.23/9,574,263.88 - Step 6: Final answer
x = 7,513,092.39
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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.