Home / 13,307,723.60-19,961,585.40-12,934,475.60

Finding the Fourth Proportional to 13,307,723.60, 19,961,585.40 and 12,934,475.60

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Solution

The fourth proportional to 13,307,723.60, 19,961,585.40 and 12,934,475.60 is: 19,401,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,723.60 : 19,961,585.40 = 12,934,475.60 : x
  2. Step 2: Convert to fraction form
    13,307,723.60/19,961,585.40 = 12,934,475.60/x
  3. Step 3: Cross multiply
    13,307,723.60x = 19,961,585.40 × 12,934,475.60
  4. Step 4: Simplify right side
    13,307,723.60x = 258,192,639,293,616.22
  5. Step 5: Solve for x
    x = 258,192,639,293,616.22/13,307,723.60
  6. Step 6: Final answer
    x = 19,401,713.40

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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.