Home / 10,400,835.20-15,580,257.60-5,907,862.40

Finding the Fourth Proportional to 10,400,835.20, 15,580,257.60 and 5,907,862.40

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Solution

The fourth proportional to 10,400,835.20, 15,580,257.60 and 5,907,862.40 is: 8,849,867.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,835.20 : 15,580,257.60 = 5,907,862.40 : x
  2. Step 2: Convert to fraction form
    10,400,835.20/15,580,257.60 = 5,907,862.40/x
  3. Step 3: Cross multiply
    10,400,835.20x = 15,580,257.60 × 5,907,862.40
  4. Step 4: Simplify right side
    10,400,835.20x = 92,046,018,057,354.25
  5. Step 5: Solve for x
    x = 92,046,018,057,354.25/10,400,835.20
  6. Step 6: Final answer
    x = 8,849,867.95

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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.