Finding the Fourth Proportional to 93,786,833.84, 129,426,590.48 and 51,971,597.68
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Solution
The fourth proportional to 93,786,833.84, 129,426,590.48 and 51,971,597.68 is: 71,721,225.83
Step by Step Solution
- Step 1: Write the proportion equation
93,786,833.84 : 129,426,590.48 = 51,971,597.68 : x - Step 2: Convert to fraction form
93,786,833.84/129,426,590.48 = 51,971,597.68/x - Step 3: Cross multiply
93,786,833.84x = 129,426,590.48 × 51,971,597.68 - Step 4: Simplify right side
93,786,833.84x = 6,726,506,689,520,678 - Step 5: Solve for x
x = 6,726,506,689,520,678/93,786,833.84 - Step 6: Final answer
x = 71,721,225.83
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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.