Home / 9,938,513.70-13,715,977.46-5,529,070.13

Finding the Fourth Proportional to 9,938,513.70, 13,715,977.46 and 5,529,070.13

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Solution

The fourth proportional to 9,938,513.70, 13,715,977.46 and 5,529,070.13 is: 7,630,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938,513.70 : 13,715,977.46 = 5,529,070.13 : x
  2. Step 2: Convert to fraction form
    9,938,513.70/13,715,977.46 = 5,529,070.13/x
  3. Step 3: Cross multiply
    9,938,513.70x = 13,715,977.46 × 5,529,070.13
  4. Step 4: Simplify right side
    9,938,513.70x = 75,836,601,181,614.03
  5. Step 5: Solve for x
    x = 75,836,601,181,614.03/9,938,513.70
  6. Step 6: Final answer
    x = 7,630,577.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.