Home / 17,938,203.40-26,907,305.10-13,155,234.40

Finding the Fourth Proportional to 17,938,203.40, 26,907,305.10 and 13,155,234.40

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Solution

The fourth proportional to 17,938,203.40, 26,907,305.10 and 13,155,234.40 is: 19,732,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938,203.40 : 26,907,305.10 = 13,155,234.40 : x
  2. Step 2: Convert to fraction form
    17,938,203.40/26,907,305.10 = 13,155,234.40/x
  3. Step 3: Cross multiply
    17,938,203.40x = 26,907,305.10 × 13,155,234.40
  4. Step 4: Simplify right side
    17,938,203.40x = 353,971,905,662,815.50
  5. Step 5: Solve for x
    x = 353,971,905,662,815.50/17,938,203.40
  6. Step 6: Final answer
    x = 19,732,851.60

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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.