Home / 49,048,692.32-73,572,669.40-12,653,988.80

Finding the Fourth Proportional to 49,048,692.32, 73,572,669.40 and 12,653,988.80

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Solution

The fourth proportional to 49,048,692.32, 73,572,669.40 and 12,653,988.80 is: 18,980,887.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,048,692.32 : 73,572,669.40 = 12,653,988.80 : x
  2. Step 2: Convert to fraction form
    49,048,692.32/73,572,669.40 = 12,653,988.80/x
  3. Step 3: Cross multiply
    49,048,692.32x = 73,572,669.40 × 12,653,988.80
  4. Step 4: Simplify right side
    49,048,692.32x = 930,987,734,573,702.88
  5. Step 5: Solve for x
    x = 930,987,734,573,702.88/49,048,692.32
  6. Step 6: Final answer
    x = 18,980,887.98

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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.