Finding the Fourth Proportional to 39,709,199.58, 54,781,697.40 and 24,798,637.74
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Solution
The fourth proportional to 39,709,199.58, 54,781,697.40 and 24,798,637.74 is: 34,211,504.71
Step by Step Solution
- Step 1: Write the proportion equation
39,709,199.58 : 54,781,697.40 = 24,798,637.74 : x - Step 2: Convert to fraction form
39,709,199.58/54,781,697.40 = 24,798,637.74/x - Step 3: Cross multiply
39,709,199.58x = 54,781,697.40 × 24,798,637.74 - Step 4: Simplify right side
39,709,199.58x = 1,358,511,468,604,899.75 - Step 5: Solve for x
x = 1,358,511,468,604,899.75/39,709,199.58 - Step 6: Final answer
x = 34,211,504.71
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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.