Finding the Fourth Proportional to 34,279,057.68, 51,417,990.96 and 13,808,253.95
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Solution
The fourth proportional to 34,279,057.68, 51,417,990.96 and 13,808,253.95 is: 20,712,141.02
Step by Step Solution
- Step 1: Write the proportion equation
34,279,057.68 : 51,417,990.96 = 13,808,253.95 : x - Step 2: Convert to fraction form
34,279,057.68/51,417,990.96 = 13,808,253.95/x - Step 3: Cross multiply
34,279,057.68x = 51,417,990.96 × 13,808,253.95 - Step 4: Simplify right side
34,279,057.68x = 709,992,676,774,484.25 - Step 5: Solve for x
x = 709,992,676,774,484.25/34,279,057.68 - Step 6: Final answer
x = 20,712,141.02
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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.