Finding the Fourth Proportional to 61,026,282.24, 84,238,368.30 and 40,406,371.44
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Solution
The fourth proportional to 61,026,282.24, 84,238,368.30 and 40,406,371.44 is: 55,775,424.52
Step by Step Solution
- Step 1: Write the proportion equation
61,026,282.24 : 84,238,368.30 = 40,406,371.44 : x - Step 2: Convert to fraction form
61,026,282.24/84,238,368.30 = 40,406,371.44/x - Step 3: Cross multiply
61,026,282.24x = 84,238,368.30 × 40,406,371.44 - Step 4: Simplify right side
61,026,282.24x = 3,403,766,799,029,321 - Step 5: Solve for x
x = 3,403,766,799,029,321/61,026,282.24 - Step 6: Final answer
x = 55,775,424.52
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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.