Home / 9,972,272.40-14,958,408.60-8,271,661.20

Finding the Fourth Proportional to 9,972,272.40, 14,958,408.60 and 8,271,661.20

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Solution

The fourth proportional to 9,972,272.40, 14,958,408.60 and 8,271,661.20 is: 12,407,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972,272.40 : 14,958,408.60 = 8,271,661.20 : x
  2. Step 2: Convert to fraction form
    9,972,272.40/14,958,408.60 = 8,271,661.20/x
  3. Step 3: Cross multiply
    9,972,272.40x = 14,958,408.60 × 8,271,661.20
  4. Step 4: Simplify right side
    9,972,272.40x = 123,730,888,030,366.31
  5. Step 5: Solve for x
    x = 123,730,888,030,366.31/9,972,272.40
  6. Step 6: Final answer
    x = 12,407,491.80

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1.5x scale

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.