Home / 66,069,661.58-98,953,529.81-31,550,243.52

Finding the Fourth Proportional to 66,069,661.58, 98,953,529.81 and 31,550,243.52

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Solution

The fourth proportional to 66,069,661.58, 98,953,529.81 and 31,550,243.52 is: 47,253,276.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,069,661.58 : 98,953,529.81 = 31,550,243.52 : x
  2. Step 2: Convert to fraction form
    66,069,661.58/98,953,529.81 = 31,550,243.52/x
  3. Step 3: Cross multiply
    66,069,661.58x = 98,953,529.81 × 31,550,243.52
  4. Step 4: Simplify right side
    66,069,661.58x = 3,122,007,962,669,079.50
  5. Step 5: Solve for x
    x = 3,122,007,962,669,079.50/66,069,661.58
  6. Step 6: Final answer
    x = 47,253,276.14

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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.