Finding the Fourth Proportional to 6,943,963.96, 10,422,677.94 and 3,352,258.36
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Solution
The fourth proportional to 6,943,963.96, 10,422,677.94 and 3,352,258.36 is: 5,031,637.47
Step by Step Solution
- Step 1: Write the proportion equation
6,943,963.96 : 10,422,677.94 = 3,352,258.36 : x - Step 2: Convert to fraction form
6,943,963.96/10,422,677.94 = 3,352,258.36/x - Step 3: Cross multiply
6,943,963.96x = 10,422,677.94 × 3,352,258.36 - Step 4: Simplify right side
6,943,963.96x = 34,939,509,257,952.57 - Step 5: Solve for x
x = 34,939,509,257,952.57/6,943,963.96 - Step 6: Final answer
x = 5,031,637.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.