Home / 13,327,938.46-19,992,655.55-3,742,569.64

Finding the Fourth Proportional to 13,327,938.46, 19,992,655.55 and 3,742,569.64

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Solution

The fourth proportional to 13,327,938.46, 19,992,655.55 and 3,742,569.64 is: 5,614,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327,938.46 : 19,992,655.55 = 3,742,569.64 : x
  2. Step 2: Convert to fraction form
    13,327,938.46/19,992,655.55 = 3,742,569.64/x
  3. Step 3: Cross multiply
    13,327,938.46x = 19,992,655.55 × 3,742,569.64
  4. Step 4: Simplify right side
    13,327,938.46x = 74,823,905,684,407.50
  5. Step 5: Solve for x
    x = 74,823,905,684,407.50/13,327,938.46
  6. Step 6: Final answer
    x = 5,614,064.46

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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.