Finding the Fourth Proportional to 63,013,251.84, 86,956,139.08 and 34,756,744.38
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Solution
The fourth proportional to 63,013,251.84, 86,956,139.08 and 34,756,744.38 is: 47,963,122.20
Step by Step Solution
- Step 1: Write the proportion equation
63,013,251.84 : 86,956,139.08 = 34,756,744.38 : x - Step 2: Convert to fraction form
63,013,251.84/86,956,139.08 = 34,756,744.38/x - Step 3: Cross multiply
63,013,251.84x = 86,956,139.08 × 34,756,744.38 - Step 4: Simplify right side
63,013,251.84x = 3,022,312,298,275,288.50 - Step 5: Solve for x
x = 3,022,312,298,275,288.50/63,013,251.84 - Step 6: Final answer
x = 47,963,122.20
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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.