Finding the Fourth Proportional to 34,884,574.40, 48,140,712.81 and 19,418,312.70
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Solution
The fourth proportional to 34,884,574.40, 48,140,712.81 and 19,418,312.70 is: 26,797,271.60
Step by Step Solution
- Step 1: Write the proportion equation
34,884,574.40 : 48,140,712.81 = 19,418,312.70 : x - Step 2: Convert to fraction form
34,884,574.40/48,140,712.81 = 19,418,312.70/x - Step 3: Cross multiply
34,884,574.40x = 48,140,712.81 × 19,418,312.70 - Step 4: Simplify right side
34,884,574.40x = 934,811,414,945,475.75 - Step 5: Solve for x
x = 934,811,414,945,475.75/34,884,574.40 - Step 6: Final answer
x = 26,797,271.60
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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.