Home / 37,153,040-51,266,553.12-20,630,918.24

Finding the Fourth Proportional to 37,153,040, 51,266,553.12 and 20,630,918.24

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Solution

The fourth proportional to 37,153,040, 51,266,553.12 and 20,630,918.24 is: 28,468,089.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,153,040 : 51,266,553.12 = 20,630,918.24 : x
  2. Step 2: Convert to fraction form
    37,153,040/51,266,553.12 = 20,630,918.24/x
  3. Step 3: Cross multiply
    37,153,040x = 51,266,553.12 × 20,630,918.24
  4. Step 4: Simplify right side
    37,153,040x = 1,057,676,065,865,336.75
  5. Step 5: Solve for x
    x = 1,057,676,065,865,336.75/37,153,040
  6. Step 6: Final answer
    x = 28,468,089.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.