Home / 12,952,950.40-19,441,867.20-6,570,409.60

Finding the Fourth Proportional to 12,952,950.40, 19,441,867.20 and 6,570,409.60

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Solution

The fourth proportional to 12,952,950.40, 19,441,867.20 and 6,570,409.60 is: 9,861,925.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952,950.40 : 19,441,867.20 = 6,570,409.60 : x
  2. Step 2: Convert to fraction form
    12,952,950.40/19,441,867.20 = 6,570,409.60/x
  3. Step 3: Cross multiply
    12,952,950.40x = 19,441,867.20 × 6,570,409.60
  4. Step 4: Simplify right side
    12,952,950.40x = 127,741,030,892,805.11
  5. Step 5: Solve for x
    x = 127,741,030,892,805.11/12,952,950.40
  6. Step 6: Final answer
    x = 9,861,925.43

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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.