Finding the Fourth Proportional to 19,032,455.13, 26,264,108.49 and 10,772,340.08
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Solution
The fourth proportional to 19,032,455.13, 26,264,108.49 and 10,772,340.08 is: 14,865,444.66
Step by Step Solution
- Step 1: Write the proportion equation
19,032,455.13 : 26,264,108.49 = 10,772,340.08 : x - Step 2: Convert to fraction form
19,032,455.13/26,264,108.49 = 10,772,340.08/x - Step 3: Cross multiply
19,032,455.13x = 26,264,108.49 × 10,772,340.08 - Step 4: Simplify right side
19,032,455.13x = 282,925,908,420,974.69 - Step 5: Solve for x
x = 282,925,908,420,974.69/19,032,455.13 - Step 6: Final answer
x = 14,865,444.66
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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.