Home / 13,303,009.10-19,954,513.65-12,771,568.10

Finding the Fourth Proportional to 13,303,009.10, 19,954,513.65 and 12,771,568.10

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Solution

The fourth proportional to 13,303,009.10, 19,954,513.65 and 12,771,568.10 is: 19,157,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,009.10 : 19,954,513.65 = 12,771,568.10 : x
  2. Step 2: Convert to fraction form
    13,303,009.10/19,954,513.65 = 12,771,568.10/x
  3. Step 3: Cross multiply
    13,303,009.10x = 19,954,513.65 × 12,771,568.10
  4. Step 4: Simplify right side
    13,303,009.10x = 254,850,429,983,354.53
  5. Step 5: Solve for x
    x = 254,850,429,983,354.53/13,303,009.10
  6. Step 6: Final answer
    x = 19,157,352.15

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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.