Home / 13,303,690.60-19,955,535.90-10,115,044.60

Finding the Fourth Proportional to 13,303,690.60, 19,955,535.90 and 10,115,044.60

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Solution

The fourth proportional to 13,303,690.60, 19,955,535.90 and 10,115,044.60 is: 15,172,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,690.60 : 19,955,535.90 = 10,115,044.60 : x
  2. Step 2: Convert to fraction form
    13,303,690.60/19,955,535.90 = 10,115,044.60/x
  3. Step 3: Cross multiply
    13,303,690.60x = 19,955,535.90 × 10,115,044.60
  4. Step 4: Simplify right side
    13,303,690.60x = 201,851,135,645,401.12
  5. Step 5: Solve for x
    x = 201,851,135,645,401.12/13,303,690.60
  6. Step 6: Final answer
    x = 15,172,566.90

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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.