Home / 58,039,176.78-87,113,309.76-30,392,937.72

Finding the Fourth Proportional to 58,039,176.78, 87,113,309.76 and 30,392,937.72

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Solution

The fourth proportional to 58,039,176.78, 87,113,309.76 and 30,392,937.72 is: 45,617,969.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,039,176.78 : 87,113,309.76 = 30,392,937.72 : x
  2. Step 2: Convert to fraction form
    58,039,176.78/87,113,309.76 = 30,392,937.72/x
  3. Step 3: Cross multiply
    58,039,176.78x = 87,113,309.76 × 30,392,937.72
  4. Step 4: Simplify right side
    58,039,176.78x = 2,647,629,398,118,748
  5. Step 5: Solve for x
    x = 2,647,629,398,118,748/58,039,176.78
  6. Step 6: Final answer
    x = 45,617,969.53

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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.