Finding the Fourth Proportional to 63,909,790.90, 95,864,686.35 and 60,634,539.70
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Solution
The fourth proportional to 63,909,790.90, 95,864,686.35 and 60,634,539.70 is: 90,951,809.55
Step by Step Solution
- Step 1: Write the proportion equation
63,909,790.90 : 95,864,686.35 = 60,634,539.70 : x - Step 2: Convert to fraction form
63,909,790.90/95,864,686.35 = 60,634,539.70/x - Step 3: Cross multiply
63,909,790.90x = 95,864,686.35 × 60,634,539.70 - Step 4: Simplify right side
63,909,790.90x = 5,812,711,130,317,123 - Step 5: Solve for x
x = 5,812,711,130,317,123/63,909,790.90 - Step 6: Final answer
x = 90,951,809.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.