Home / 39,443,310.36-59,162,159.46-12,146,756.76

Finding the Fourth Proportional to 39,443,310.36, 59,162,159.46 and 12,146,756.76

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Solution

The fourth proportional to 39,443,310.36, 59,162,159.46 and 12,146,756.76 is: 18,219,270.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,443,310.36 : 59,162,159.46 = 12,146,756.76 : x
  2. Step 2: Convert to fraction form
    39,443,310.36/59,162,159.46 = 12,146,756.76/x
  3. Step 3: Cross multiply
    39,443,310.36x = 59,162,159.46 × 12,146,756.76
  4. Step 4: Simplify right side
    39,443,310.36x = 718,628,360,356,953
  5. Step 5: Solve for x
    x = 718,628,360,356,953/39,443,310.36
  6. Step 6: Final answer
    x = 18,219,270.99

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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.