Home / 38,107,148.48-52,587,581.60-20,703,636.64

Finding the Fourth Proportional to 38,107,148.48, 52,587,581.60 and 20,703,636.64

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Solution

The fourth proportional to 38,107,148.48, 52,587,581.60 and 20,703,636.64 is: 28,570,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,107,148.48 : 52,587,581.60 = 20,703,636.64 : x
  2. Step 2: Convert to fraction form
    38,107,148.48/52,587,581.60 = 20,703,636.64/x
  3. Step 3: Cross multiply
    38,107,148.48x = 52,587,581.60 × 20,703,636.64
  4. Step 4: Simplify right side
    38,107,148.48x = 1,088,754,181,222,749.88
  5. Step 5: Solve for x
    x = 1,088,754,181,222,749.88/38,107,148.48
  6. Step 6: Final answer
    x = 28,570,864.64

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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.