Home / 20,883,360.60-31,325,040.90-19,466,184.60

Finding the Fourth Proportional to 20,883,360.60, 31,325,040.90 and 19,466,184.60

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Solution

The fourth proportional to 20,883,360.60, 31,325,040.90 and 19,466,184.60 is: 29,199,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,883,360.60 : 31,325,040.90 = 19,466,184.60 : x
  2. Step 2: Convert to fraction form
    20,883,360.60/31,325,040.90 = 19,466,184.60/x
  3. Step 3: Cross multiply
    20,883,360.60x = 31,325,040.90 × 19,466,184.60
  4. Step 4: Simplify right side
    20,883,360.60x = 609,779,028,761,950.12
  5. Step 5: Solve for x
    x = 609,779,028,761,950.12/20,883,360.60
  6. Step 6: Final answer
    x = 29,199,276.90

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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.