Home / 72,054,227.57-108,065,133.59-33,155,366.72

Finding the Fourth Proportional to 72,054,227.57, 108,065,133.59 and 33,155,366.72

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Solution

The fourth proportional to 72,054,227.57, 108,065,133.59 and 33,155,366.72 is: 49,725,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,054,227.57 : 108,065,133.59 = 33,155,366.72 : x
  2. Step 2: Convert to fraction form
    72,054,227.57/108,065,133.59 = 33,155,366.72/x
  3. Step 3: Cross multiply
    72,054,227.57x = 108,065,133.59 × 33,155,366.72
  4. Step 4: Simplify right side
    72,054,227.57x = 3,582,939,133,116,137.50
  5. Step 5: Solve for x
    x = 3,582,939,133,116,137.50/72,054,227.57
  6. Step 6: Final answer
    x = 49,725,592.16

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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.