Finding the Fourth Proportional to 51,710,458.48, 71,360,924.84 and 28,506,417.68
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Solution
The fourth proportional to 51,710,458.48, 71,360,924.84 and 28,506,417.68 is: 39,339,127.70
Step by Step Solution
- Step 1: Write the proportion equation
51,710,458.48 : 71,360,924.84 = 28,506,417.68 : x - Step 2: Convert to fraction form
51,710,458.48/71,360,924.84 = 28,506,417.68/x - Step 3: Cross multiply
51,710,458.48x = 71,360,924.84 × 28,506,417.68 - Step 4: Simplify right side
51,710,458.48x = 2,034,244,329,520,127.25 - Step 5: Solve for x
x = 2,034,244,329,520,127.25/51,710,458.48 - Step 6: Final answer
x = 39,339,127.70
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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.