Home / 13,434,237.04-18,539,431.32-7,322,652.40

Finding the Fourth Proportional to 13,434,237.04, 18,539,431.32 and 7,322,652.40

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Solution

The fourth proportional to 13,434,237.04, 18,539,431.32 and 7,322,652.40 is: 10,105,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434,237.04 : 18,539,431.32 = 7,322,652.40 : x
  2. Step 2: Convert to fraction form
    13,434,237.04/18,539,431.32 = 7,322,652.40/x
  3. Step 3: Cross multiply
    13,434,237.04x = 18,539,431.32 × 7,322,652.40
  4. Step 4: Simplify right side
    13,434,237.04x = 135,757,811,250,033.17
  5. Step 5: Solve for x
    x = 135,757,811,250,033.17/13,434,237.04
  6. Step 6: Final answer
    x = 10,105,360.72

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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.