Finding the Fourth Proportional to 48,607,209.60, 72,929,476.80 and 47,842,051.20
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Solution
The fourth proportional to 48,607,209.60, 72,929,476.80 and 47,842,051.20 is: 71,781,445.42
Step by Step Solution
- Step 1: Write the proportion equation
48,607,209.60 : 72,929,476.80 = 47,842,051.20 : x - Step 2: Convert to fraction form
48,607,209.60/72,929,476.80 = 47,842,051.20/x - Step 3: Cross multiply
48,607,209.60x = 72,929,476.80 × 47,842,051.20 - Step 4: Simplify right side
48,607,209.60x = 3,489,095,763,054,812 - Step 5: Solve for x
x = 3,489,095,763,054,812/48,607,209.60 - Step 6: Final answer
x = 71,781,445.42
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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.