Finding the Fourth Proportional to 64,771,277.20, 97,167,802.20 and 19,337,664.40
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Solution
The fourth proportional to 64,771,277.20, 97,167,802.20 and 19,337,664.40 is: 29,009,746.77
Step by Step Solution
- Step 1: Write the proportion equation
64,771,277.20 : 97,167,802.20 = 19,337,664.40 : x - Step 2: Convert to fraction form
64,771,277.20/97,167,802.20 = 19,337,664.40/x - Step 3: Cross multiply
64,771,277.20x = 97,167,802.20 × 19,337,664.40 - Step 4: Simplify right side
64,771,277.20x = 1,878,998,349,429,181.50 - Step 5: Solve for x
x = 1,878,998,349,429,181.50/64,771,277.20 - Step 6: Final answer
x = 29,009,746.77
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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.