Home / 42,425,289.15-63,611,889.66-16,487,304.80

Finding the Fourth Proportional to 42,425,289.15, 63,611,889.66 and 16,487,304.80

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Solution

The fourth proportional to 42,425,289.15, 63,611,889.66 and 16,487,304.80 is: 24,720,835.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,425,289.15 : 63,611,889.66 = 16,487,304.80 : x
  2. Step 2: Convert to fraction form
    42,425,289.15/63,611,889.66 = 16,487,304.80/x
  3. Step 3: Cross multiply
    42,425,289.15x = 63,611,889.66 × 16,487,304.80
  4. Step 4: Simplify right side
    42,425,289.15x = 1,048,788,613,728,388.38
  5. Step 5: Solve for x
    x = 1,048,788,613,728,388.38/42,425,289.15
  6. Step 6: Final answer
    x = 24,720,835.96

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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.