Finding the Fourth Proportional to 33,134,437.64, 45,725,087.76 and 18,249,475.70
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Solution
The fourth proportional to 33,134,437.64, 45,725,087.76 and 18,249,475.70 is: 25,184,036.23
Step by Step Solution
- Step 1: Write the proportion equation
33,134,437.64 : 45,725,087.76 = 18,249,475.70 : x - Step 2: Convert to fraction form
33,134,437.64/45,725,087.76 = 18,249,475.70/x - Step 3: Cross multiply
33,134,437.64x = 45,725,087.76 × 18,249,475.70 - Step 4: Simplify right side
33,134,437.64x = 834,458,877,956,487.38 - Step 5: Solve for x
x = 834,458,877,956,487.38/33,134,437.64 - Step 6: Final answer
x = 25,184,036.23
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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.