Home / 7,825,043.60-11,741,064.60-3,779,968.40

Finding the Fourth Proportional to 7,825,043.60, 11,741,064.60 and 3,779,968.40

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Solution

The fourth proportional to 7,825,043.60, 11,741,064.60 and 3,779,968.40 is: 5,671,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825,043.60 : 11,741,064.60 = 3,779,968.40 : x
  2. Step 2: Convert to fraction form
    7,825,043.60/11,741,064.60 = 3,779,968.40/x
  3. Step 3: Cross multiply
    7,825,043.60x = 11,741,064.60 × 3,779,968.40
  4. Step 4: Simplify right side
    7,825,043.60x = 44,380,853,170,358.64
  5. Step 5: Solve for x
    x = 44,380,853,170,358.64/7,825,043.60
  6. Step 6: Final answer
    x = 5,671,642.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.