Finding the Fourth Proportional to 45,594,296.16, 68,377,141.44 and 13,248,435.12
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Solution
The fourth proportional to 45,594,296.16, 68,377,141.44 and 13,248,435.12 is: 19,868,496.68
Step by Step Solution
- Step 1: Write the proportion equation
45,594,296.16 : 68,377,141.44 = 13,248,435.12 : x - Step 2: Convert to fraction form
45,594,296.16/68,377,141.44 = 13,248,435.12/x - Step 3: Cross multiply
45,594,296.16x = 68,377,141.44 × 13,248,435.12 - Step 4: Simplify right side
45,594,296.16x = 905,890,122,058,903.25 - Step 5: Solve for x
x = 905,890,122,058,903.25/45,594,296.16 - Step 6: Final answer
x = 19,868,496.68
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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.