Home / 13,909,744.78-19,173,276.15-10,964,762.44

Finding the Fourth Proportional to 13,909,744.78, 19,173,276.15 and 10,964,762.44

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Solution

The fourth proportional to 13,909,744.78, 19,173,276.15 and 10,964,762.44 is: 15,113,894.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,744.78 : 19,173,276.15 = 10,964,762.44 : x
  2. Step 2: Convert to fraction form
    13,909,744.78/19,173,276.15 = 10,964,762.44/x
  3. Step 3: Cross multiply
    13,909,744.78x = 19,173,276.15 × 10,964,762.44
  4. Step 4: Simplify right side
    13,909,744.78x = 210,230,418,092,216.75
  5. Step 5: Solve for x
    x = 210,230,418,092,216.75/13,909,744.78
  6. Step 6: Final answer
    x = 15,113,894.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.