Finding the Fourth Proportional to 53,808,011.68, 74,254,359.36 and 29,361,304.48
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Solution
The fourth proportional to 53,808,011.68, 74,254,359.36 and 29,361,304.48 is: 40,518,219.98
Step by Step Solution
- Step 1: Write the proportion equation
53,808,011.68 : 74,254,359.36 = 29,361,304.48 : x - Step 2: Convert to fraction form
53,808,011.68/74,254,359.36 = 29,361,304.48/x - Step 3: Cross multiply
53,808,011.68x = 74,254,359.36 × 29,361,304.48 - Step 4: Simplify right side
53,808,011.68x = 2,180,204,854,136,298 - Step 5: Solve for x
x = 2,180,204,854,136,298/53,808,011.68 - Step 6: Final answer
x = 40,518,219.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.