Home / 19,145,000.50-28,717,750.89-6,365,505.21

Finding the Fourth Proportional to 19,145,000.50, 28,717,750.89 and 6,365,505.21

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Solution

The fourth proportional to 19,145,000.50, 28,717,750.89 and 6,365,505.21 is: 9,548,340.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,000.50 : 28,717,750.89 = 6,365,505.21 : x
  2. Step 2: Convert to fraction form
    19,145,000.50/28,717,750.89 = 6,365,505.21/x
  3. Step 3: Cross multiply
    19,145,000.50x = 28,717,750.89 × 6,365,505.21
  4. Step 4: Simplify right side
    19,145,000.50x = 182,802,992,909,777.12
  5. Step 5: Solve for x
    x = 182,802,992,909,777.12/19,145,000.50
  6. Step 6: Final answer
    x = 9,548,340.98

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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.