Home / 49,048,690.32-73,572,666.40-12,653,986.80

Finding the Fourth Proportional to 49,048,690.32, 73,572,666.40 and 12,653,986.80

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Solution

The fourth proportional to 49,048,690.32, 73,572,666.40 and 12,653,986.80 is: 18,980,884.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,048,690.32 : 73,572,666.40 = 12,653,986.80 : x
  2. Step 2: Convert to fraction form
    49,048,690.32/73,572,666.40 = 12,653,986.80/x
  3. Step 3: Cross multiply
    49,048,690.32x = 73,572,666.40 × 12,653,986.80
  4. Step 4: Simplify right side
    49,048,690.32x = 930,987,549,466,403.62
  5. Step 5: Solve for x
    x = 930,987,549,466,403.62/49,048,690.32
  6. Step 6: Final answer
    x = 18,980,884.98

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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.