Home / 47,507,910.40-65,561,678.40-25,777,878.40

Finding the Fourth Proportional to 47,507,910.40, 65,561,678.40 and 25,777,878.40

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Solution

The fourth proportional to 47,507,910.40, 65,561,678.40 and 25,777,878.40 is: 35,573,885.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,507,910.40 : 65,561,678.40 = 25,777,878.40 : x
  2. Step 2: Convert to fraction form
    47,507,910.40/65,561,678.40 = 25,777,878.40/x
  3. Step 3: Cross multiply
    47,507,910.40x = 65,561,678.40 × 25,777,878.40
  4. Step 4: Simplify right side
    47,507,910.40x = 1,690,040,973,495,106.50
  5. Step 5: Solve for x
    x = 1,690,040,973,495,106.50/47,507,910.40
  6. Step 6: Final answer
    x = 35,573,885.68

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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.