Finding the Fourth Proportional to 57,513,476.68, 86,270,977.74 and 19,175,003.08
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Solution
The fourth proportional to 57,513,476.68, 86,270,977.74 and 19,175,003.08 is: 28,762,758.91
Step by Step Solution
- Step 1: Write the proportion equation
57,513,476.68 : 86,270,977.74 = 19,175,003.08 : x - Step 2: Convert to fraction form
57,513,476.68/86,270,977.74 = 19,175,003.08/x - Step 3: Cross multiply
57,513,476.68x = 86,270,977.74 × 19,175,003.08 - Step 4: Simplify right side
57,513,476.68x = 1,654,246,263,879,111.25 - Step 5: Solve for x
x = 1,654,246,263,879,111.25/57,513,476.68 - Step 6: Final answer
x = 28,762,758.91
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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.