Finding the Fourth Proportional to 77,213,089.44, 115,819,567.68 and 19,705,356
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Solution
The fourth proportional to 77,213,089.44, 115,819,567.68 and 19,705,356 is: 29,558,017.03
Step by Step Solution
- Step 1: Write the proportion equation
77,213,089.44 : 115,819,567.68 = 19,705,356 : x - Step 2: Convert to fraction form
77,213,089.44/115,819,567.68 = 19,705,356/x - Step 3: Cross multiply
77,213,089.44x = 115,819,567.68 × 19,705,356 - Step 4: Simplify right side
77,213,089.44x = 2,282,265,812,900,494 - Step 5: Solve for x
x = 2,282,265,812,900,494/77,213,089.44 - Step 6: Final answer
x = 29,558,017.03
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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.