Finding the Fourth Proportional to 91,539,433.18, 126,357,565.98 and 60,609,566.98
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Solution
The fourth proportional to 91,539,433.18, 126,357,565.98 and 60,609,566.98 is: 83,663,150.32
Step by Step Solution
- Step 1: Write the proportion equation
91,539,433.18 : 126,357,565.98 = 60,609,566.98 : x - Step 2: Convert to fraction form
91,539,433.18/126,357,565.98 = 60,609,566.98/x - Step 3: Cross multiply
91,539,433.18x = 126,357,565.98 × 60,609,566.98 - Step 4: Simplify right side
91,539,433.18x = 7,658,477,358,694,579 - Step 5: Solve for x
x = 7,658,477,358,694,579/91,539,433.18 - Step 6: Final answer
x = 83,663,150.32
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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.