Finding the Fourth Proportional to 10,570,646.68, 14,588,702.58 and 5,925,686.28
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Solution
The fourth proportional to 10,570,646.68, 14,588,702.58 and 5,925,686.28 is: 8,178,125.46
Step by Step Solution
- Step 1: Write the proportion equation
10,570,646.68 : 14,588,702.58 = 5,925,686.28 : x - Step 2: Convert to fraction form
10,570,646.68/14,588,702.58 = 5,925,686.28/x - Step 3: Cross multiply
10,570,646.68x = 14,588,702.58 × 5,925,686.28 - Step 4: Simplify right side
10,570,646.68x = 86,448,074,721,306.61 - Step 5: Solve for x
x = 86,448,074,721,306.61/10,570,646.68 - Step 6: Final answer
x = 8,178,125.46
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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.