Home / 45,484,872.79-68,234,363.34-19,223,819.07

Finding the Fourth Proportional to 45,484,872.79, 68,234,363.34 and 19,223,819.07

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Solution

The fourth proportional to 45,484,872.79, 68,234,363.34 and 19,223,819.07 is: 28,838,709.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,484,872.79 : 68,234,363.34 = 19,223,819.07 : x
  2. Step 2: Convert to fraction form
    45,484,872.79/68,234,363.34 = 19,223,819.07/x
  3. Step 3: Cross multiply
    45,484,872.79x = 68,234,363.34 × 19,223,819.07
  4. Step 4: Simplify right side
    45,484,872.79x = 1,311,725,054,863,629.25
  5. Step 5: Solve for x
    x = 1,311,725,054,863,629.25/45,484,872.79
  6. Step 6: Final answer
    x = 28,838,709.98

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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.