Home / 90,528,324.39-135,812,733.72-33,020,595.54

Finding the Fourth Proportional to 90,528,324.39, 135,812,733.72 and 33,020,595.54

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Solution

The fourth proportional to 90,528,324.39, 135,812,733.72 and 33,020,595.54 is: 49,538,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,528,324.39 : 135,812,733.72 = 33,020,595.54 : x
  2. Step 2: Convert to fraction form
    90,528,324.39/135,812,733.72 = 33,020,595.54/x
  3. Step 3: Cross multiply
    90,528,324.39x = 135,812,733.72 × 33,020,595.54
  4. Step 4: Simplify right side
    90,528,324.39x = 4,484,617,349,349,839.50
  5. Step 5: Solve for x
    x = 4,484,617,349,349,839.50/90,528,324.39
  6. Step 6: Final answer
    x = 49,538,278.54

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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.