Finding the Fourth Proportional to 63,281,243.90, 94,732,746.73 and 38,277,987.09
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Solution
The fourth proportional to 63,281,243.90, 94,732,746.73 and 38,277,987.09 is: 57,302,584.99
Step by Step Solution
- Step 1: Write the proportion equation
63,281,243.90 : 94,732,746.73 = 38,277,987.09 : x - Step 2: Convert to fraction form
63,281,243.90/94,732,746.73 = 38,277,987.09/x - Step 3: Cross multiply
63,281,243.90x = 94,732,746.73 × 38,277,987.09 - Step 4: Simplify right side
63,281,243.90x = 3,626,178,856,628,402.50 - Step 5: Solve for x
x = 3,626,178,856,628,402.50/63,281,243.90 - Step 6: Final answer
x = 57,302,584.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.