Finding the Fourth Proportional to 62,911,132.98, 86,772,641.76 and 41,992,618.74
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Solution
The fourth proportional to 62,911,132.98, 86,772,641.76 and 41,992,618.74 is: 57,919,962.49
Step by Step Solution
- Step 1: Write the proportion equation
62,911,132.98 : 86,772,641.76 = 41,992,618.74 : x - Step 2: Convert to fraction form
62,911,132.98/86,772,641.76 = 41,992,618.74/x - Step 3: Cross multiply
62,911,132.98x = 86,772,641.76 × 41,992,618.74 - Step 4: Simplify right side
62,911,132.98x = 3,643,810,462,490,283 - Step 5: Solve for x
x = 3,643,810,462,490,283/62,911,132.98 - Step 6: Final answer
x = 57,919,962.49
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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.