Home / 17,386,386.60-26,088,911.10-7,290,028.20

Finding the Fourth Proportional to 17,386,386.60, 26,088,911.10 and 7,290,028.20

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Solution

The fourth proportional to 17,386,386.60, 26,088,911.10 and 7,290,028.20 is: 10,938,954.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386,386.60 : 26,088,911.10 = 7,290,028.20 : x
  2. Step 2: Convert to fraction form
    17,386,386.60/26,088,911.10 = 7,290,028.20/x
  3. Step 3: Cross multiply
    17,386,386.60x = 26,088,911.10 × 7,290,028.20
  4. Step 4: Simplify right side
    17,386,386.60x = 190,188,897,626,293.03
  5. Step 5: Solve for x
    x = 190,188,897,626,293.03/17,386,386.60
  6. Step 6: Final answer
    x = 10,938,954.83

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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.