Home / 10,964,208.60-15,125,539.86-7,097,981.40

Finding the Fourth Proportional to 10,964,208.60, 15,125,539.86 and 7,097,981.40

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Solution

The fourth proportional to 10,964,208.60, 15,125,539.86 and 7,097,981.40 is: 9,791,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964,208.60 : 15,125,539.86 = 7,097,981.40 : x
  2. Step 2: Convert to fraction form
    10,964,208.60/15,125,539.86 = 7,097,981.40/x
  3. Step 3: Cross multiply
    10,964,208.60x = 15,125,539.86 × 7,097,981.40
  4. Step 4: Simplify right side
    10,964,208.60x = 107,360,800,591,238.61
  5. Step 5: Solve for x
    x = 107,360,800,591,238.61/10,964,208.60
  6. Step 6: Final answer
    x = 9,791,933.42

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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.