Finding the Fourth Proportional to 6,742,329.89, 9,302,210.16 and 4,126,106.63
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Solution
The fourth proportional to 6,742,329.89, 9,302,210.16 and 4,126,106.63 is: 5,692,677.70
Step by Step Solution
- Step 1: Write the proportion equation
6,742,329.89 : 9,302,210.16 = 4,126,106.63 : x - Step 2: Convert to fraction form
6,742,329.89/9,302,210.16 = 4,126,106.63/x - Step 3: Cross multiply
6,742,329.89x = 9,302,210.16 × 4,126,106.63 - Step 4: Simplify right side
6,742,329.89x = 38,381,911,014,829.36 - Step 5: Solve for x
x = 38,381,911,014,829.36/6,742,329.89 - Step 6: Final answer
x = 5,692,677.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.