Home / 13,858,271.13-20,769,429.15-6,170,977.47

Finding the Fourth Proportional to 13,858,271.13, 20,769,429.15 and 6,170,977.47

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Solution

The fourth proportional to 13,858,271.13, 20,769,429.15 and 6,170,977.47 is: 9,248,460.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858,271.13 : 20,769,429.15 = 6,170,977.47 : x
  2. Step 2: Convert to fraction form
    13,858,271.13/20,769,429.15 = 6,170,977.47/x
  3. Step 3: Cross multiply
    13,858,271.13x = 20,769,429.15 × 6,170,977.47
  4. Step 4: Simplify right side
    13,858,271.13x = 128,167,679,349,411.23
  5. Step 5: Solve for x
    x = 128,167,679,349,411.23/13,858,271.13
  6. Step 6: Final answer
    x = 9,248,460.95

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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.