Home / 47,509,310.40-65,563,610.40-25,779,278.40

Finding the Fourth Proportional to 47,509,310.40, 65,563,610.40 and 25,779,278.40

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Solution

The fourth proportional to 47,509,310.40, 65,563,610.40 and 25,779,278.40 is: 35,575,817.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,509,310.40 : 65,563,610.40 = 25,779,278.40 : x
  2. Step 2: Convert to fraction form
    47,509,310.40/65,563,610.40 = 25,779,278.40/x
  3. Step 3: Cross multiply
    47,509,310.40x = 65,563,610.40 × 25,779,278.40
  4. Step 4: Simplify right side
    47,509,310.40x = 1,690,182,565,410,735.25
  5. Step 5: Solve for x
    x = 1,690,182,565,410,735.25/47,509,310.40
  6. Step 6: Final answer
    x = 35,575,817.69

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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.