Home / 13,758,410.40-20,632,366.80-4,170,602.40

Finding the Fourth Proportional to 13,758,410.40, 20,632,366.80 and 4,170,602.40

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Solution

The fourth proportional to 13,758,410.40, 20,632,366.80 and 4,170,602.40 is: 6,254,312.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,758,410.40 : 20,632,366.80 = 4,170,602.40 : x
  2. Step 2: Convert to fraction form
    13,758,410.40/20,632,366.80 = 4,170,602.40/x
  3. Step 3: Cross multiply
    13,758,410.40x = 20,632,366.80 × 4,170,602.40
  4. Step 4: Simplify right side
    13,758,410.40x = 86,049,398,493,760.33
  5. Step 5: Solve for x
    x = 86,049,398,493,760.33/13,758,410.40
  6. Step 6: Final answer
    x = 6,254,312.53

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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.