Home / 47,842,871.58-66,018,904.38-26,648,028.72

Finding the Fourth Proportional to 47,842,871.58, 66,018,904.38 and 26,648,028.72

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Solution

The fourth proportional to 47,842,871.58, 66,018,904.38 and 26,648,028.72 is: 36,771,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,842,871.58 : 66,018,904.38 = 26,648,028.72 : x
  2. Step 2: Convert to fraction form
    47,842,871.58/66,018,904.38 = 26,648,028.72/x
  3. Step 3: Cross multiply
    47,842,871.58x = 66,018,904.38 × 26,648,028.72
  4. Step 4: Simplify right side
    47,842,871.58x = 1,759,273,659,981,173.75
  5. Step 5: Solve for x
    x = 1,759,273,659,981,173.75/47,842,871.58
  6. Step 6: Final answer
    x = 36,771,907.74

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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.