Home / 23,185,132.40-34,777,698.60-21,165,656.60

Finding the Fourth Proportional to 23,185,132.40, 34,777,698.60 and 21,165,656.60

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Solution

The fourth proportional to 23,185,132.40, 34,777,698.60 and 21,165,656.60 is: 31,748,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185,132.40 : 34,777,698.60 = 21,165,656.60 : x
  2. Step 2: Convert to fraction form
    23,185,132.40/34,777,698.60 = 21,165,656.60/x
  3. Step 3: Cross multiply
    23,185,132.40x = 34,777,698.60 × 21,165,656.60
  4. Step 4: Simplify right side
    23,185,132.40x = 736,092,825,905,900.88
  5. Step 5: Solve for x
    x = 736,092,825,905,900.88/23,185,132.40
  6. Step 6: Final answer
    x = 31,748,484.90

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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.