Home / 38,632,009.08-53,258,901.40-30,818,042.46

Finding the Fourth Proportional to 38,632,009.08, 53,258,901.40 and 30,818,042.46

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Solution

The fourth proportional to 38,632,009.08, 53,258,901.40 and 30,818,042.46 is: 42,486,402.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632,009.08 : 53,258,901.40 = 30,818,042.46 : x
  2. Step 2: Convert to fraction form
    38,632,009.08/53,258,901.40 = 30,818,042.46/x
  3. Step 3: Cross multiply
    38,632,009.08x = 53,258,901.40 × 30,818,042.46
  4. Step 4: Simplify right side
    38,632,009.08x = 1,641,335,084,756,676
  5. Step 5: Solve for x
    x = 1,641,335,084,756,676/38,632,009.08
  6. Step 6: Final answer
    x = 42,486,402.43

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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.