Finding the Fourth Proportional to 34,689,491.68, 47,871,883.60 and 19,219,820
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Solution
The fourth proportional to 34,689,491.68, 47,871,883.60 and 19,219,820 is: 26,523,564.96
Step by Step Solution
- Step 1: Write the proportion equation
34,689,491.68 : 47,871,883.60 = 19,219,820 : x - Step 2: Convert to fraction form
34,689,491.68/47,871,883.60 = 19,219,820/x - Step 3: Cross multiply
34,689,491.68x = 47,871,883.60 × 19,219,820 - Step 4: Simplify right side
34,689,491.68x = 920,088,985,852,952 - Step 5: Solve for x
x = 920,088,985,852,952/34,689,491.68 - Step 6: Final answer
x = 26,523,564.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.