Home / 13,015,194.76-19,524,425.10-3,915,875.08

Finding the Fourth Proportional to 13,015,194.76, 19,524,425.10 and 3,915,875.08

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Solution

The fourth proportional to 13,015,194.76, 19,524,425.10 and 3,915,875.08 is: 5,874,303.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015,194.76 : 19,524,425.10 = 3,915,875.08 : x
  2. Step 2: Convert to fraction form
    13,015,194.76/19,524,425.10 = 3,915,875.08/x
  3. Step 3: Cross multiply
    13,015,194.76x = 19,524,425.10 × 3,915,875.08
  4. Step 4: Simplify right side
    13,015,194.76x = 76,455,209,700,416.52
  5. Step 5: Solve for x
    x = 76,455,209,700,416.52/13,015,194.76
  6. Step 6: Final answer
    x = 5,874,303.93

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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.