Home / 20,359,616.64-30,538,627.20-6,896,444.16

Finding the Fourth Proportional to 20,359,616.64, 30,538,627.20 and 6,896,444.16

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Solution

The fourth proportional to 20,359,616.64, 30,538,627.20 and 6,896,444.16 is: 10,344,396.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,359,616.64 : 30,538,627.20 = 6,896,444.16 : x
  2. Step 2: Convert to fraction form
    20,359,616.64/30,538,627.20 = 6,896,444.16/x
  3. Step 3: Cross multiply
    20,359,616.64x = 30,538,627.20 × 6,896,444.16
  4. Step 4: Simplify right side
    20,359,616.64x = 210,607,937,207,857.16
  5. Step 5: Solve for x
    x = 210,607,937,207,857.16/20,359,616.64
  6. Step 6: Final answer
    x = 10,344,396.01

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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.