Home / 51,433,354.07-70,978,214.43-27,911,885.69

Finding the Fourth Proportional to 51,433,354.07, 70,978,214.43 and 27,911,885.69

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Solution

The fourth proportional to 51,433,354.07, 70,978,214.43 and 27,911,885.69 is: 38,518,503.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,433,354.07 : 70,978,214.43 = 27,911,885.69 : x
  2. Step 2: Convert to fraction form
    51,433,354.07/70,978,214.43 = 27,911,885.69/x
  3. Step 3: Cross multiply
    51,433,354.07x = 70,978,214.43 × 27,911,885.69
  4. Step 4: Simplify right side
    51,433,354.07x = 1,981,135,807,650,468.75
  5. Step 5: Solve for x
    x = 1,981,135,807,650,468.75/51,433,354.07
  6. Step 6: Final answer
    x = 38,518,503.09

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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.