Finding the Fourth Proportional to 51,023,293.63, 76,535,221.41 and 12,684,807.74
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Solution
The fourth proportional to 51,023,293.63, 76,535,221.41 and 12,684,807.74 is: 19,027,281.46
Step by Step Solution
- Step 1: Write the proportion equation
51,023,293.63 : 76,535,221.41 = 12,684,807.74 : x - Step 2: Convert to fraction form
51,023,293.63/76,535,221.41 = 12,684,807.74/x - Step 3: Cross multiply
51,023,293.63x = 76,535,221.41 × 12,684,807.74 - Step 4: Simplify right side
51,023,293.63x = 970,834,569,115,519.75 - Step 5: Solve for x
x = 970,834,569,115,519.75/51,023,293.63 - Step 6: Final answer
x = 19,027,281.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.