Home / 13,307,746.60-19,961,619.90-12,934,498.60

Finding the Fourth Proportional to 13,307,746.60, 19,961,619.90 and 12,934,498.60

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Solution

The fourth proportional to 13,307,746.60, 19,961,619.90 and 12,934,498.60 is: 19,401,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,746.60 : 19,961,619.90 = 12,934,498.60 : x
  2. Step 2: Convert to fraction form
    13,307,746.60/19,961,619.90 = 12,934,498.60/x
  3. Step 3: Cross multiply
    13,307,746.60x = 19,961,619.90 × 12,934,498.60
  4. Step 4: Simplify right side
    13,307,746.60x = 258,193,544,650,282.12
  5. Step 5: Solve for x
    x = 258,193,544,650,282.12/13,307,746.60
  6. Step 6: Final answer
    x = 19,401,747.90

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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.