Home / 42,450,819.40-63,529,262.70-25,423,712.20

Finding the Fourth Proportional to 42,450,819.40, 63,529,262.70 and 25,423,712.20

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Solution

The fourth proportional to 42,450,819.40, 63,529,262.70 and 25,423,712.20 is: 38,047,550.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,450,819.40 : 63,529,262.70 = 25,423,712.20 : x
  2. Step 2: Convert to fraction form
    42,450,819.40/63,529,262.70 = 25,423,712.20/x
  3. Step 3: Cross multiply
    42,450,819.40x = 63,529,262.70 × 25,423,712.20
  4. Step 4: Simplify right side
    42,450,819.40x = 1,615,149,691,162,995
  5. Step 5: Solve for x
    x = 1,615,149,691,162,995/42,450,819.40
  6. Step 6: Final answer
    x = 38,047,550.41

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1.5x scale

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.