Home / 64,133,839.92-96,216,703.56-18,696,033.84

Finding the Fourth Proportional to 64,133,839.92, 96,216,703.56 and 18,696,033.84

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Solution

The fourth proportional to 64,133,839.92, 96,216,703.56 and 18,696,033.84 is: 28,048,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,133,839.92 : 96,216,703.56 = 18,696,033.84 : x
  2. Step 2: Convert to fraction form
    64,133,839.92/96,216,703.56 = 18,696,033.84/x
  3. Step 3: Cross multiply
    64,133,839.92x = 96,216,703.56 × 18,696,033.84
  4. Step 4: Simplify right side
    64,133,839.92x = 1,798,870,745,731,008.50
  5. Step 5: Solve for x
    x = 1,798,870,745,731,008.50/64,133,839.92
  6. Step 6: Final answer
    x = 28,048,698.60

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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.