Home / 13,817,257.52-19,082,686.20-10,518,885.68

Finding the Fourth Proportional to 13,817,257.52, 19,082,686.20 and 10,518,885.68

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Solution

The fourth proportional to 13,817,257.52, 19,082,686.20 and 10,518,885.68 is: 14,527,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817,257.52 : 19,082,686.20 = 10,518,885.68 : x
  2. Step 2: Convert to fraction form
    13,817,257.52/19,082,686.20 = 10,518,885.68/x
  3. Step 3: Cross multiply
    13,817,257.52x = 19,082,686.20 × 10,518,885.68
  4. Step 4: Simplify right side
    13,817,257.52x = 200,728,594,605,113.59
  5. Step 5: Solve for x
    x = 200,728,594,605,113.59/13,817,257.52
  6. Step 6: Final answer
    x = 14,527,383.19

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1.5x scale

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.