Home / 12,408,222.30-17,123,101.22-6,901,478.70

Finding the Fourth Proportional to 12,408,222.30, 17,123,101.22 and 6,901,478.70

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Solution

The fourth proportional to 12,408,222.30, 17,123,101.22 and 6,901,478.70 is: 9,523,904.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,408,222.30 : 17,123,101.22 = 6,901,478.70 : x
  2. Step 2: Convert to fraction form
    12,408,222.30/17,123,101.22 = 6,901,478.70/x
  3. Step 3: Cross multiply
    12,408,222.30x = 17,123,101.22 × 6,901,478.70
  4. Step 4: Simplify right side
    12,408,222.30x = 118,174,718,347,774.02
  5. Step 5: Solve for x
    x = 118,174,718,347,774.02/12,408,222.30
  6. Step 6: Final answer
    x = 9,523,904.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.