Home / 18,995,440.64-28,425,051.36-16,445,426.24

Finding the Fourth Proportional to 18,995,440.64, 28,425,051.36 and 16,445,426.24

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Solution

The fourth proportional to 18,995,440.64, 28,425,051.36 and 16,445,426.24 is: 24,609,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995,440.64 : 28,425,051.36 = 16,445,426.24 : x
  2. Step 2: Convert to fraction form
    18,995,440.64/28,425,051.36 = 16,445,426.24/x
  3. Step 3: Cross multiply
    18,995,440.64x = 28,425,051.36 × 16,445,426.24
  4. Step 4: Simplify right side
    18,995,440.64x = 467,462,085,509,091.69
  5. Step 5: Solve for x
    x = 467,462,085,509,091.69/18,995,440.64
  6. Step 6: Final answer
    x = 24,609,173.03

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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.