Finding the Fourth Proportional to 58,793,494.96, 81,139,562.76 and 35,272,913.68
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Solution
The fourth proportional to 58,793,494.96, 81,139,562.76 and 35,272,913.68 is: 48,679,344.46
Step by Step Solution
- Step 1: Write the proportion equation
58,793,494.96 : 81,139,562.76 = 35,272,913.68 : x - Step 2: Convert to fraction form
58,793,494.96/81,139,562.76 = 35,272,913.68/x - Step 3: Cross multiply
58,793,494.96x = 81,139,562.76 × 35,272,913.68 - Step 4: Simplify right side
58,793,494.96x = 2,862,028,793,266,422.50 - Step 5: Solve for x
x = 2,862,028,793,266,422.50/58,793,494.96 - Step 6: Final answer
x = 48,679,344.46
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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.