Home / 13,744,515.16-18,966,911.26-7,633,337.32

Finding the Fourth Proportional to 13,744,515.16, 18,966,911.26 and 7,633,337.32

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Solution

The fourth proportional to 13,744,515.16, 18,966,911.26 and 7,633,337.32 is: 10,533,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,744,515.16 : 18,966,911.26 = 7,633,337.32 : x
  2. Step 2: Convert to fraction form
    13,744,515.16/18,966,911.26 = 7,633,337.32/x
  3. Step 3: Cross multiply
    13,744,515.16x = 18,966,911.26 × 7,633,337.32
  4. Step 4: Simplify right side
    13,744,515.16x = 144,780,831,634,899.50
  5. Step 5: Solve for x
    x = 144,780,831,634,899.50/13,744,515.16
  6. Step 6: Final answer
    x = 10,533,716.90

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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.