Finding the Fourth Proportional to 81,730,296.24, 122,625,337.96 and 38,031,895.76
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Solution
The fourth proportional to 81,730,296.24, 122,625,337.96 and 38,031,895.76 is: 57,061,754.15
Step by Step Solution
- Step 1: Write the proportion equation
81,730,296.24 : 122,625,337.96 = 38,031,895.76 : x - Step 2: Convert to fraction form
81,730,296.24/122,625,337.96 = 38,031,895.76/x - Step 3: Cross multiply
81,730,296.24x = 122,625,337.96 × 38,031,895.76 - Step 4: Simplify right side
81,730,296.24x = 4,663,674,070,829,491 - Step 5: Solve for x
x = 4,663,674,070,829,491/81,730,296.24 - Step 6: Final answer
x = 57,061,754.15
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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.