Home / 12,584,235.40-18,881,018.70-5,016,632.20

Finding the Fourth Proportional to 12,584,235.40, 18,881,018.70 and 5,016,632.20

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Solution

The fourth proportional to 12,584,235.40, 18,881,018.70 and 5,016,632.20 is: 7,526,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,235.40 : 18,881,018.70 = 5,016,632.20 : x
  2. Step 2: Convert to fraction form
    12,584,235.40/18,881,018.70 = 5,016,632.20/x
  3. Step 3: Cross multiply
    12,584,235.40x = 18,881,018.70 × 5,016,632.20
  4. Step 4: Simplify right side
    12,584,235.40x = 94,719,126,379,222.14
  5. Step 5: Solve for x
    x = 94,719,126,379,222.14/12,584,235.40
  6. Step 6: Final answer
    x = 7,526,808.21

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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.