Home / 14,256,237.20-21,342,365.40-13,425,760.40

Finding the Fourth Proportional to 14,256,237.20, 21,342,365.40 and 13,425,760.40

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Solution

The fourth proportional to 14,256,237.20, 21,342,365.40 and 13,425,760.40 is: 20,099,096.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256,237.20 : 21,342,365.40 = 13,425,760.40 : x
  2. Step 2: Convert to fraction form
    14,256,237.20/21,342,365.40 = 13,425,760.40/x
  3. Step 3: Cross multiply
    14,256,237.20x = 21,342,365.40 × 13,425,760.40
  4. Step 4: Simplify right side
    14,256,237.20x = 286,537,484,229,650.12
  5. Step 5: Solve for x
    x = 286,537,484,229,650.12/14,256,237.20
  6. Step 6: Final answer
    x = 20,099,096.29

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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.