Home / 55,346,475.28-76,373,109.48-30,895,690

Finding the Fourth Proportional to 55,346,475.28, 76,373,109.48 and 30,895,690

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Solution

The fourth proportional to 55,346,475.28, 76,373,109.48 and 30,895,690 is: 42,633,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,346,475.28 : 76,373,109.48 = 30,895,690 : x
  2. Step 2: Convert to fraction form
    55,346,475.28/76,373,109.48 = 30,895,690/x
  3. Step 3: Cross multiply
    55,346,475.28x = 76,373,109.48 × 30,895,690
  4. Step 4: Simplify right side
    55,346,475.28x = 2,359,599,914,830,141.50
  5. Step 5: Solve for x
    x = 2,359,599,914,830,141.50/55,346,475.28
  6. Step 6: Final answer
    x = 42,633,246.34

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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.