Finding the Fourth Proportional to 42,275,807.12, 58,340,725.80 and 24,872,808.08
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Solution
The fourth proportional to 42,275,807.12, 58,340,725.80 and 24,872,808.08 is: 34,324,541.03
Step by Step Solution
- Step 1: Write the proportion equation
42,275,807.12 : 58,340,725.80 = 24,872,808.08 : x - Step 2: Convert to fraction form
42,275,807.12/58,340,725.80 = 24,872,808.08/x - Step 3: Cross multiply
42,275,807.12x = 58,340,725.80 × 24,872,808.08 - Step 4: Simplify right side
42,275,807.12x = 1,451,097,676,071,304.25 - Step 5: Solve for x
x = 1,451,097,676,071,304.25/42,275,807.12 - Step 6: Final answer
x = 34,324,541.03
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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.