Home / 15,764,548.60-23,646,822.90-13,213,631.80

Finding the Fourth Proportional to 15,764,548.60, 23,646,822.90 and 13,213,631.80

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Solution

The fourth proportional to 15,764,548.60, 23,646,822.90 and 13,213,631.80 is: 19,820,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764,548.60 : 23,646,822.90 = 13,213,631.80 : x
  2. Step 2: Convert to fraction form
    15,764,548.60/23,646,822.90 = 13,213,631.80/x
  3. Step 3: Cross multiply
    15,764,548.60x = 23,646,822.90 × 13,213,631.80
  4. Step 4: Simplify right side
    15,764,548.60x = 312,460,411,040,408.19
  5. Step 5: Solve for x
    x = 312,460,411,040,408.19/15,764,548.60
  6. Step 6: Final answer
    x = 19,820,447.70

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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.