Finding the Fourth Proportional to 15,185,713.95, 22,781,917.05 and 4,403,464.95
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Solution
The fourth proportional to 15,185,713.95, 22,781,917.05 and 4,403,464.95 is: 6,606,167.71
Step by Step Solution
- Step 1: Write the proportion equation
15,185,713.95 : 22,781,917.05 = 4,403,464.95 : x - Step 2: Convert to fraction form
15,185,713.95/22,781,917.05 = 4,403,464.95/x - Step 3: Cross multiply
15,185,713.95x = 22,781,917.05 × 4,403,464.95 - Step 4: Simplify right side
15,185,713.95x = 100,319,373,223,482.41 - Step 5: Solve for x
x = 100,319,373,223,482.41/15,185,713.95 - Step 6: Final answer
x = 6,606,167.71
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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.