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Finding the Fourth Proportional to 10,354,978.32, 15,539,465.88 and 3,623,450.64

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Solution

The fourth proportional to 10,354,978.32, 15,539,465.88 and 3,623,450.64 is: 5,437,624.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354,978.32 : 15,539,465.88 = 3,623,450.64 : x
  2. Step 2: Convert to fraction form
    10,354,978.32/15,539,465.88 = 3,623,450.64/x
  3. Step 3: Cross multiply
    10,354,978.32x = 15,539,465.88 × 3,623,450.64
  4. Step 4: Simplify right side
    10,354,978.32x = 56,306,487,588,144.17
  5. Step 5: Solve for x
    x = 56,306,487,588,144.17/10,354,978.32
  6. Step 6: Final answer
    x = 5,437,624.86

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Why These Related Problems?

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