Home / 12,043,830.60-18,051,749.10-4,851,808.20

Finding the Fourth Proportional to 12,043,830.60, 18,051,749.10 and 4,851,808.20

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Solution

The fourth proportional to 12,043,830.60, 18,051,749.10 and 4,851,808.20 is: 7,272,073.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,830.60 : 18,051,749.10 = 4,851,808.20 : x
  2. Step 2: Convert to fraction form
    12,043,830.60/18,051,749.10 = 4,851,808.20/x
  3. Step 3: Cross multiply
    12,043,830.60x = 18,051,749.10 × 4,851,808.20
  4. Step 4: Simplify right side
    12,043,830.60x = 87,583,624,307,722.62
  5. Step 5: Solve for x
    x = 87,583,624,307,722.62/12,043,830.60
  6. Step 6: Final answer
    x = 7,272,073.75

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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.