Home / 47,023,622.03-64,914,315.12-28,194,114.68

Finding the Fourth Proportional to 47,023,622.03, 64,914,315.12 and 28,194,114.68

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Solution

The fourth proportional to 47,023,622.03, 64,914,315.12 and 28,194,114.68 is: 38,920,899.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,023,622.03 : 64,914,315.12 = 28,194,114.68 : x
  2. Step 2: Convert to fraction form
    47,023,622.03/64,914,315.12 = 28,194,114.68/x
  3. Step 3: Cross multiply
    47,023,622.03x = 64,914,315.12 × 28,194,114.68
  4. Step 4: Simplify right side
    47,023,622.03x = 1,830,201,644,542,366.25
  5. Step 5: Solve for x
    x = 1,830,201,644,542,366.25/47,023,622.03
  6. Step 6: Final answer
    x = 38,920,899.02

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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.