Home / 19,314,580.20-28,971,870.30-5,851,408.20

Finding the Fourth Proportional to 19,314,580.20, 28,971,870.30 and 5,851,408.20

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Solution

The fourth proportional to 19,314,580.20, 28,971,870.30 and 5,851,408.20 is: 8,777,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314,580.20 : 28,971,870.30 = 5,851,408.20 : x
  2. Step 2: Convert to fraction form
    19,314,580.20/28,971,870.30 = 5,851,408.20/x
  3. Step 3: Cross multiply
    19,314,580.20x = 28,971,870.30 × 5,851,408.20
  4. Step 4: Simplify right side
    19,314,580.20x = 169,526,239,442,756.47
  5. Step 5: Solve for x
    x = 169,526,239,442,756.47/19,314,580.20
  6. Step 6: Final answer
    x = 8,777,112.30

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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.