Finding the Fourth Proportional to 34,713,011.70, 47,908,839.35 and 21,486,434.02
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Solution
The fourth proportional to 34,713,011.70, 47,908,839.35 and 21,486,434.02 is: 29,654,301.52
Step by Step Solution
- Step 1: Write the proportion equation
34,713,011.70 : 47,908,839.35 = 21,486,434.02 : x - Step 2: Convert to fraction form
34,713,011.70/47,908,839.35 = 21,486,434.02/x - Step 3: Cross multiply
34,713,011.70x = 47,908,839.35 × 21,486,434.02 - Step 4: Simplify right side
34,713,011.70x = 1,029,390,115,602,498.62 - Step 5: Solve for x
x = 1,029,390,115,602,498.62/34,713,011.70 - Step 6: Final answer
x = 29,654,301.52
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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.