Home / 47,109,345.20-65,006,417.40-27,534,820.40

Finding the Fourth Proportional to 47,109,345.20, 65,006,417.40 and 27,534,820.40

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Solution

The fourth proportional to 47,109,345.20, 65,006,417.40 and 27,534,820.40 is: 37,995,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,109,345.20 : 65,006,417.40 = 27,534,820.40 : x
  2. Step 2: Convert to fraction form
    47,109,345.20/65,006,417.40 = 27,534,820.40/x
  3. Step 3: Cross multiply
    47,109,345.20x = 65,006,417.40 × 27,534,820.40
  4. Step 4: Simplify right side
    47,109,345.20x = 1,789,940,027,956,434.75
  5. Step 5: Solve for x
    x = 1,789,940,027,956,434.75/47,109,345.20
  6. Step 6: Final answer
    x = 37,995,434.25

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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.