Home / 14,447,627.32-19,937,620.32-7,921,149.12

Finding the Fourth Proportional to 14,447,627.32, 19,937,620.32 and 7,921,149.12

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Solution

The fourth proportional to 14,447,627.32, 19,937,620.32 and 7,921,149.12 is: 10,931,128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447,627.32 : 19,937,620.32 = 7,921,149.12 : x
  2. Step 2: Convert to fraction form
    14,447,627.32/19,937,620.32 = 7,921,149.12/x
  3. Step 3: Cross multiply
    14,447,627.32x = 19,937,620.32 × 7,921,149.12
  4. Step 4: Simplify right side
    14,447,627.32x = 157,928,863,652,662.12
  5. Step 5: Solve for x
    x = 157,928,863,652,662.12/14,447,627.32
  6. Step 6: Final answer
    x = 10,931,128.01

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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.