Finding the Fourth Proportional to 42,201,494.36, 63,293,384.07 and 11,902,271.48
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Solution
The fourth proportional to 42,201,494.36, 63,293,384.07 and 11,902,271.48 is: 17,850,909.10
Step by Step Solution
- Step 1: Write the proportion equation
42,201,494.36 : 63,293,384.07 = 11,902,271.48 : x - Step 2: Convert to fraction form
42,201,494.36/63,293,384.07 = 11,902,271.48/x - Step 3: Cross multiply
42,201,494.36x = 63,293,384.07 × 11,902,271.48 - Step 4: Simplify right side
42,201,494.36x = 753,335,039,772,580.38 - Step 5: Solve for x
x = 753,335,039,772,580.38/42,201,494.36 - Step 6: Final answer
x = 17,850,909.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.