Home / 13,464,159.40-20,194,270.80-3,878,538.40

Finding the Fourth Proportional to 13,464,159.40, 20,194,270.80 and 3,878,538.40

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Solution

The fourth proportional to 13,464,159.40, 20,194,270.80 and 3,878,538.40 is: 5,817,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,159.40 : 20,194,270.80 = 3,878,538.40 : x
  2. Step 2: Convert to fraction form
    13,464,159.40/20,194,270.80 = 3,878,538.40/x
  3. Step 3: Cross multiply
    13,464,159.40x = 20,194,270.80 × 3,878,538.40
  4. Step 4: Simplify right side
    13,464,159.40x = 78,324,254,757,798.72
  5. Step 5: Solve for x
    x = 78,324,254,757,798.72/13,464,159.40
  6. Step 6: Final answer
    x = 5,817,240.60

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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.