Finding the Fourth Proportional to 79,607,398.14, 109,862,730.87 and 47,827,288.41
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Solution
The fourth proportional to 79,607,398.14, 109,862,730.87 and 47,827,288.41 is: 66,004,374.44
Step by Step Solution
- Step 1: Write the proportion equation
79,607,398.14 : 109,862,730.87 = 47,827,288.41 : x - Step 2: Convert to fraction form
79,607,398.14/109,862,730.87 = 47,827,288.41/x - Step 3: Cross multiply
79,607,398.14x = 109,862,730.87 × 47,827,288.41 - Step 4: Simplify right side
79,607,398.14x = 5,254,436,514,829,700 - Step 5: Solve for x
x = 5,254,436,514,829,700/79,607,398.14 - Step 6: Final answer
x = 66,004,374.44
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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.