Home / 51,077,408.16-70,488,322.56-27,874,032.72

Finding the Fourth Proportional to 51,077,408.16, 70,488,322.56 and 27,874,032.72

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Solution

The fourth proportional to 51,077,408.16, 70,488,322.56 and 27,874,032.72 is: 38,466,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,077,408.16 : 70,488,322.56 = 27,874,032.72 : x
  2. Step 2: Convert to fraction form
    51,077,408.16/70,488,322.56 = 27,874,032.72/x
  3. Step 3: Cross multiply
    51,077,408.16x = 70,488,322.56 × 27,874,032.72
  4. Step 4: Simplify right side
    51,077,408.16x = 1,964,793,809,415,354.25
  5. Step 5: Solve for x
    x = 1,964,793,809,415,354.25/51,077,408.16
  6. Step 6: Final answer
    x = 38,466,983.35

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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.