Finding the Fourth Proportional to 26,090,153.84, 36,004,525.32 and 14,487,681.68
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Solution
The fourth proportional to 26,090,153.84, 36,004,525.32 and 14,487,681.68 is: 19,993,063.48
Step by Step Solution
- Step 1: Write the proportion equation
26,090,153.84 : 36,004,525.32 = 14,487,681.68 : x - Step 2: Convert to fraction form
26,090,153.84/36,004,525.32 = 14,487,681.68/x - Step 3: Cross multiply
26,090,153.84x = 36,004,525.32 × 14,487,681.68 - Step 4: Simplify right side
26,090,153.84x = 521,622,101,875,660.12 - Step 5: Solve for x
x = 521,622,101,875,660.12/26,090,153.84 - Step 6: Final answer
x = 19,993,063.48
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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.