Home / 8,907,849.40-13,361,774.10-4,428,873.40

Finding the Fourth Proportional to 8,907,849.40, 13,361,774.10 and 4,428,873.40

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Solution

The fourth proportional to 8,907,849.40, 13,361,774.10 and 4,428,873.40 is: 6,643,310.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,849.40 : 13,361,774.10 = 4,428,873.40 : x
  2. Step 2: Convert to fraction form
    8,907,849.40/13,361,774.10 = 4,428,873.40/x
  3. Step 3: Cross multiply
    8,907,849.40x = 13,361,774.10 × 4,428,873.40
  4. Step 4: Simplify right side
    8,907,849.40x = 59,177,605,888,298.95
  5. Step 5: Solve for x
    x = 59,177,605,888,298.95/8,907,849.40
  6. Step 6: Final answer
    x = 6,643,310.10

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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.