Finding the Fourth Proportional to 63,208,782.68, 87,235,199.17 and 35,708,482.40
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Solution
The fourth proportional to 63,208,782.68, 87,235,199.17 and 35,708,482.40 is: 49,281,704.88
Step by Step Solution
- Step 1: Write the proportion equation
63,208,782.68 : 87,235,199.17 = 35,708,482.40 : x - Step 2: Convert to fraction form
63,208,782.68/87,235,199.17 = 35,708,482.40/x - Step 3: Cross multiply
63,208,782.68x = 87,235,199.17 × 35,708,482.40 - Step 4: Simplify right side
63,208,782.68x = 3,115,036,573,696,993 - Step 5: Solve for x
x = 3,115,036,573,696,993/63,208,782.68 - Step 6: Final answer
x = 49,281,704.88
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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.