Home / 76,736,491.44-115,186,640.28-33,038,875.48

Finding the Fourth Proportional to 76,736,491.44, 115,186,640.28 and 33,038,875.48

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Solution

The fourth proportional to 76,736,491.44, 115,186,640.28 and 33,038,875.48 is: 49,593,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,736,491.44 : 115,186,640.28 = 33,038,875.48 : x
  2. Step 2: Convert to fraction form
    76,736,491.44/115,186,640.28 = 33,038,875.48/x
  3. Step 3: Cross multiply
    76,736,491.44x = 115,186,640.28 × 33,038,875.48
  4. Step 4: Simplify right side
    76,736,491.44x = 3,805,637,065,170,472.50
  5. Step 5: Solve for x
    x = 3,805,637,065,170,472.50/76,736,491.44
  6. Step 6: Final answer
    x = 49,593,576.59

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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.