Home / 12,584,291.40-18,881,102.70-5,016,688.20

Finding the Fourth Proportional to 12,584,291.40, 18,881,102.70 and 5,016,688.20

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Solution

The fourth proportional to 12,584,291.40, 18,881,102.70 and 5,016,688.20 is: 7,526,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,291.40 : 18,881,102.70 = 5,016,688.20 : x
  2. Step 2: Convert to fraction form
    12,584,291.40/18,881,102.70 = 5,016,688.20/x
  3. Step 3: Cross multiply
    12,584,291.40x = 18,881,102.70 × 5,016,688.20
  4. Step 4: Simplify right side
    12,584,291.40x = 94,720,605,118,078.14
  5. Step 5: Solve for x
    x = 94,720,605,118,078.14/12,584,291.40
  6. Step 6: Final answer
    x = 7,526,892.23

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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.