Finding the Fourth Proportional to 42,705,000.68, 58,932,932.88 and 23,125,910.52
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Solution
The fourth proportional to 42,705,000.68, 58,932,932.88 and 23,125,910.52 is: 31,913,773.81
Step by Step Solution
- Step 1: Write the proportion equation
42,705,000.68 : 58,932,932.88 = 23,125,910.52 : x - Step 2: Convert to fraction form
42,705,000.68/58,932,932.88 = 23,125,910.52/x - Step 3: Cross multiply
42,705,000.68x = 58,932,932.88 × 23,125,910.52 - Step 4: Simplify right side
42,705,000.68x = 1,362,877,732,464,046 - Step 5: Solve for x
x = 1,362,877,732,464,046/42,705,000.68 - Step 6: Final answer
x = 31,913,773.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.