Home / 14,112,077.40-21,180,557.70-12,096,538.20

Finding the Fourth Proportional to 14,112,077.40, 21,180,557.70 and 12,096,538.20

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Solution

The fourth proportional to 14,112,077.40, 21,180,557.70 and 12,096,538.20 is: 18,155,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112,077.40 : 21,180,557.70 = 12,096,538.20 : x
  2. Step 2: Convert to fraction form
    14,112,077.40/21,180,557.70 = 12,096,538.20/x
  3. Step 3: Cross multiply
    14,112,077.40x = 21,180,557.70 × 12,096,538.20
  4. Step 4: Simplify right side
    14,112,077.40x = 256,211,425,315,354.12
  5. Step 5: Solve for x
    x = 256,211,425,315,354.12/14,112,077.40
  6. Step 6: Final answer
    x = 18,155,471.94

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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.