Finding the Fourth Proportional to 13,035,746.28, 19,547,058.42 and 4,513,794.60
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Solution
The fourth proportional to 13,035,746.28, 19,547,058.42 and 4,513,794.60 is: 6,768,420.07
Step by Step Solution
- Step 1: Write the proportion equation
13,035,746.28 : 19,547,058.42 = 4,513,794.60 : x - Step 2: Convert to fraction form
13,035,746.28/19,547,058.42 = 4,513,794.60/x - Step 3: Cross multiply
13,035,746.28x = 19,547,058.42 × 4,513,794.60 - Step 4: Simplify right side
13,035,746.28x = 88,231,406,742,080.53 - Step 5: Solve for x
x = 88,231,406,742,080.53/13,035,746.28 - Step 6: Final answer
x = 6,768,420.07
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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.