Home / 42,366,914.55-63,550,371.83-12,070,840.95

Finding the Fourth Proportional to 42,366,914.55, 63,550,371.83 and 12,070,840.95

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Solution

The fourth proportional to 42,366,914.55, 63,550,371.83 and 12,070,840.95 is: 18,106,261.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,366,914.55 : 63,550,371.83 = 12,070,840.95 : x
  2. Step 2: Convert to fraction form
    42,366,914.55/63,550,371.83 = 12,070,840.95/x
  3. Step 3: Cross multiply
    42,366,914.55x = 63,550,371.83 × 12,070,840.95
  4. Step 4: Simplify right side
    42,366,914.55x = 767,106,430,612,936.25
  5. Step 5: Solve for x
    x = 767,106,430,612,936.25/42,366,914.55
  6. Step 6: Final answer
    x = 18,106,261.43

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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.