Home / 42,134,593-58,145,738.40-22,819,009

Finding the Fourth Proportional to 42,134,593, 58,145,738.40 and 22,819,009

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Solution

The fourth proportional to 42,134,593, 58,145,738.40 and 22,819,009 is: 31,490,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,134,593 : 58,145,738.40 = 22,819,009 : x
  2. Step 2: Convert to fraction form
    42,134,593/58,145,738.40 = 22,819,009/x
  3. Step 3: Cross multiply
    42,134,593x = 58,145,738.40 × 22,819,009
  4. Step 4: Simplify right side
    42,134,593x = 1,326,828,127,861,245.50
  5. Step 5: Solve for x
    x = 1,326,828,127,861,245.50/42,134,593
  6. Step 6: Final answer
    x = 31,490,232.45

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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.