Finding the Fourth Proportional to 26,174,943.54, 39,280,348.71 and 9,135,616.47
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Solution
The fourth proportional to 26,174,943.54, 39,280,348.71 and 9,135,616.47 is: 13,709,683.85
Step by Step Solution
- Step 1: Write the proportion equation
26,174,943.54 : 39,280,348.71 = 9,135,616.47 : x - Step 2: Convert to fraction form
26,174,943.54/39,280,348.71 = 9,135,616.47/x - Step 3: Cross multiply
26,174,943.54x = 39,280,348.71 × 9,135,616.47 - Step 4: Simplify right side
26,174,943.54x = 358,850,200,622,419.31 - Step 5: Solve for x
x = 358,850,200,622,419.31/26,174,943.54 - Step 6: Final answer
x = 13,709,683.85
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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.