Home / 64,965,522.59-97,415,858.87-21,240,585.55

Finding the Fourth Proportional to 64,965,522.59, 97,415,858.87 and 21,240,585.55

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Solution

The fourth proportional to 64,965,522.59, 97,415,858.87 and 21,240,585.55 is: 31,850,276.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,965,522.59 : 97,415,858.87 = 21,240,585.55 : x
  2. Step 2: Convert to fraction form
    64,965,522.59/97,415,858.87 = 21,240,585.55/x
  3. Step 3: Cross multiply
    64,965,522.59x = 97,415,858.87 × 21,240,585.55
  4. Step 4: Simplify right side
    64,965,522.59x = 2,069,169,883,661,679.25
  5. Step 5: Solve for x
    x = 2,069,169,883,661,679.25/64,965,522.59
  6. Step 6: Final answer
    x = 31,850,276.91

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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.