Home / 17,945,257.60-26,917,886.40-10,386,985.60

Finding the Fourth Proportional to 17,945,257.60, 26,917,886.40 and 10,386,985.60

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Solution

The fourth proportional to 17,945,257.60, 26,917,886.40 and 10,386,985.60 is: 15,580,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945,257.60 : 26,917,886.40 = 10,386,985.60 : x
  2. Step 2: Convert to fraction form
    17,945,257.60/26,917,886.40 = 10,386,985.60/x
  3. Step 3: Cross multiply
    17,945,257.60x = 26,917,886.40 × 10,386,985.60
  4. Step 4: Simplify right side
    17,945,257.60x = 279,595,698,419,235.81
  5. Step 5: Solve for x
    x = 279,595,698,419,235.81/17,945,257.60
  6. Step 6: Final answer
    x = 15,580,478.40

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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.