Home / 38,050,315.80-56,980,995.30-30,492,043.80

Finding the Fourth Proportional to 38,050,315.80, 56,980,995.30 and 30,492,043.80

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Solution

The fourth proportional to 38,050,315.80, 56,980,995.30 and 30,492,043.80 is: 45,662,354.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,050,315.80 : 56,980,995.30 = 30,492,043.80 : x
  2. Step 2: Convert to fraction form
    38,050,315.80/56,980,995.30 = 30,492,043.80/x
  3. Step 3: Cross multiply
    38,050,315.80x = 56,980,995.30 × 30,492,043.80
  4. Step 4: Simplify right side
    38,050,315.80x = 1,737,467,004,455,194
  5. Step 5: Solve for x
    x = 1,737,467,004,455,194/38,050,315.80
  6. Step 6: Final answer
    x = 45,662,354.38

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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.