Home / 64,910,025.40-97,365,038.10-19,471,819.90

Finding the Fourth Proportional to 64,910,025.40, 97,365,038.10 and 19,471,819.90

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Solution

The fourth proportional to 64,910,025.40, 97,365,038.10 and 19,471,819.90 is: 29,207,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,910,025.40 : 97,365,038.10 = 19,471,819.90 : x
  2. Step 2: Convert to fraction form
    64,910,025.40/97,365,038.10 = 19,471,819.90/x
  3. Step 3: Cross multiply
    64,910,025.40x = 97,365,038.10 × 19,471,819.90
  4. Step 4: Simplify right side
    64,910,025.40x = 1,895,874,486,439,838
  5. Step 5: Solve for x
    x = 1,895,874,486,439,838/64,910,025.40
  6. Step 6: Final answer
    x = 29,207,729.85

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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.