Finding the Fourth Proportional to 42,963,788.14, 59,291,310.76 and 26,453,437.58
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Solution
The fourth proportional to 42,963,788.14, 59,291,310.76 and 26,453,437.58 is: 36,506,533.90
Step by Step Solution
- Step 1: Write the proportion equation
42,963,788.14 : 59,291,310.76 = 26,453,437.58 : x - Step 2: Convert to fraction form
42,963,788.14/59,291,310.76 = 26,453,437.58/x - Step 3: Cross multiply
42,963,788.14x = 59,291,310.76 × 26,453,437.58 - Step 4: Simplify right side
42,963,788.14x = 1,568,458,988,226,042.25 - Step 5: Solve for x
x = 1,568,458,988,226,042.25/42,963,788.14 - Step 6: Final answer
x = 36,506,533.90
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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.