Finding the Fourth Proportional to 6,484,729.96, 8,949,390.66 and 3,584,058.40
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Solution
The fourth proportional to 6,484,729.96, 8,949,390.66 and 3,584,058.40 is: 4,946,256.66
Step by Step Solution
- Step 1: Write the proportion equation
6,484,729.96 : 8,949,390.66 = 3,584,058.40 : x - Step 2: Convert to fraction form
6,484,729.96/8,949,390.66 = 3,584,058.40/x - Step 3: Cross multiply
6,484,729.96x = 8,949,390.66 × 3,584,058.40 - Step 4: Simplify right side
6,484,729.96x = 32,075,138,769,854.54 - Step 5: Solve for x
x = 32,075,138,769,854.54/6,484,729.96 - Step 6: Final answer
x = 4,946,256.66
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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.